{"id":41927,"date":"2026-08-12T16:32:34","date_gmt":"2026-08-12T14:32:34","guid":{"rendered":"https:\/\/hetzner.actilum.com\/where-to-install-a-hot-cold-double-window-with-natural-light\/"},"modified":"2026-08-12T16:45:54","modified_gmt":"2026-08-12T14:45:54","slug":"where-to-install-a-hot-cold-double-window-with-natural-light","status":"publish","type":"page","link":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/","title":{"rendered":"Where to Install a Hot-Cold Double Window with Natural Light"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"41927\" class=\"elementor elementor-41927 elementor-41890\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8e9e126 e-flex e-con-boxed e-con e-parent\" data-id=\"8e9e126\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1b3ef6b elementor-widget elementor-widget-heading\" data-id=\"1b3ef6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Where to Install a Hot-Cold Double Window with Natural Light<\/h1>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4855068 e-grid e-con-boxed e-con e-parent\" data-id=\"4855068\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-7f69139 e-con-full e-flex e-con e-child\" data-id=\"7f69139\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f531357 elementor-widget elementor-widget-heading\" data-id=\"f531357\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">An adjustable horizontal opening requires scale and proportion<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c056f4b elementor-widget elementor-widget-text-editor\" data-id=\"c056f4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>Hot-Cold Double Window with Natural Light<\/strong> should not be chosen solely for its ability to let in light or for its striking design.<\/p><p>When installing it, you should assess whether the space allows for the integration of a wide horizontal opening in a way that is credible, proportionate, and functional.<\/p><p>Not all interiors need a double window. In small spaces, narrow walls, or areas with limited visibility, a more compact design may be more suitable. <\/p><p>Like the <strong>Double Solar Window<\/strong> version, it features full-spectrum sunlight and brightness control via an app or remote control. The difference is that this model also allows you to adjust the color temperature and program gradual changes in lighting throughout the day. <\/p><p>The key is to install it where its proportions add real value: main walls, spacious areas, living spaces, wellness areas, hospitality spaces, or interiors where a large-format horizontal opening makes sense.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-909f5f2 e-con-full e-flex e-con e-child\" data-id=\"909f5f2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-92c8f63 e-con-full e-flex e-con e-child\" data-id=\"92c8f63\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-727c132 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"727c132\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Do you have a large wall where you can install a faux horizontal opening with natural light and programmable white light?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc4a698 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"bc4a698\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Configure your Hot-Cold Double Window with natural light<\/strong> and customize the finish, additional controls, and accessories to suit your project&#8217;s needs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3840434 premium-woo-title-above-yes premium-woo-product-align-center premium-qv-hidden-yes elementor-widget elementor-widget-premium-woo-products\" data-id=\"3840434\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"premium-woo-products.grid-1\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"premium-woocommerce premium-woo-products-grid premium-woo-skin-grid-1 premium-woo-query-custom\" data-page-id=\"41927\" data-skin=\"grid_1\" data-quick-view=\"\"><div class=\"premium-woo-products-inner premium-woo-product__hover-swap\"><ul class=\"products columns-1\">\n\n<li class=\" post-39603 product first instock taxable shipping-taxable purchasable product-type-variable has-default-attributes\">\n\t\t<div class=\"premium-woo-product-wrapper premium-con-lq__none\">\n\t\t<div class=\"premium-woo-product-thumbnail\"><a href=\"https:\/\/hetzner.actilum.com\/en\/products\/hot-cold-double-window\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/woocommerce-placeholder.png\" alt=\"\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1500\" height=\"1000\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2025\/06\/ventana-solar-doble-hoja-cortina-encendida-perspectiva.webp\" class=\"premium-woo-product__on_hover\" alt=\"\" \/><\/a><\/div><div class=\"premium-woo-products-details-wrap\"><a href=\"https:\/\/hetzner.actilum.com\/en\/products\/hot-cold-double-window\/\" class=\"premium-woo-product__link\"><h2 class=\"woocommerce-loop-product__title\">Hot-Cold Double Window<\/h2><\/a>\n\t<span class=\"price\">From <span class=\"woocommerce-Price-amount amount\"><bdi>1.490,82&nbsp;<span class=\"woocommerce-Price-currencySymbol\" translate=\"no\" dir=\"auto\">&euro;<\/span><\/bdi><\/span> <small class=\"woocommerce-price-suffix\">VAT exc.<\/small><\/span>\n<\/div>\t<\/div>\n<\/li>\n<\/ul>\n<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ed5ef06 e-grid e-con-boxed e-con e-parent\" data-id=\"ed5ef06\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-eecc215 e-con-full e-flex e-con e-child\" data-id=\"eecc215\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-43f03ff elementor-widget elementor-widget-heading\" data-id=\"43f03ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Main walls and large surfaces<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25b8a98 elementor-widget elementor-widget-text-editor\" data-id=\"25b8a98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>One of the best locations for a <strong>hot-cold double-pane window with natural light<\/strong> is a spacious, clean interior wall with no actual opening to the outside.<\/p><p>On surfaces like these, the double window can serve as a simulated visual opening. Its horizontal scale helps break up the feeling of a closed wall and create a light source with a strong panoramic presence. <\/p><p>It is especially recommended when you are looking for:<\/p><ul><li>Transforming a Feature Wall<\/li><li>Create a false visual exit to the outside<\/li><li>Create a sense of openness<\/li><li>Improving the Perception of Space<\/li><li>Integrating a lighting solution with architectural design<\/li><li>Enhance visual comfort<\/li><li>To have a solar light with an adjustable color temperature<\/li><li>Schedule progressive lighting scenes throughout the day<\/li><\/ul><p> <\/p><p>Rather than being treated as just another decorative light fixture, the <strong>Hot-Cold Double Window with Solar Lighting<\/strong> should be considered part of the project\u2019s interior architecture.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fac6d05 e-con-full e-flex e-con e-child\" data-id=\"fac6d05\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-488c22a e-grid e-con-boxed e-con e-parent\" data-id=\"488c22a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-bf5c544 e-con-full e-flex e-con e-child\" data-id=\"bf5c544\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-26208f2 e-con-full e-flex e-con e-child\" data-id=\"26208f2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3222ffa e-con-full e-flex e-con e-child\" data-id=\"3222ffa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae38de8 elementor-widget elementor-widget-heading\" data-id=\"ae38de8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Areas where a hot-cold double-pane window is a viable option<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e7c24a4 elementor-widget elementor-widget-text-editor\" data-id=\"e7c24a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>Hot-Cold Double Window with Natural Light<\/strong> is most effective in spaces where a large-format horizontal visual opening is appropriate in terms of scale, proportion, and the room\u2019s intended use.<\/p><p>It is not intended for just any interior wall, but rather for areas where a large window can be seamlessly integrated into the space.<\/p><p>It&#8217;s especially suitable for:<\/p><ul><li>Spacious reception areas in hotels, clinics, or corporate facilities<\/li><li>Lounge rooms, waiting areas, or rest areas with a free wall<\/li><li>Wellness facilities, spas, or relaxation areas<\/li><li>Homes with main walls that don&#8217;t offer a view or receive little natural light<\/li><li>Living rooms, suites, spacious rooms, or interior spaces where a large window would be appropriate<\/li><li>Showrooms, contract spaces, or retail areas where a flexible lighting solution without graphics is desired<\/li><\/ul><p> <\/p><p>In smaller spaces, such as individual offices, small offices, or compact meeting rooms, it may be more appropriate to use <strong>single-pane<\/strong>, <strong>floor-to-ceiling<\/strong>, or <strong>balcony-style<\/strong> <strong>windows<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eaa377d e-grid e-con-boxed e-con e-parent\" data-id=\"eaa377d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-b0825c2 e-con-full e-flex e-con e-child\" data-id=\"b0825c2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9c24dd7 elementor-widget elementor-widget-heading\" data-id=\"9c24dd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Choose the location based on the actual use of the space<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e2fecb elementor-widget elementor-widget-text-editor\" data-id=\"1e2fecb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>In this version, the placement depends not only on the available wall space. It\u2019s also important to consider whether the space requires adjusting the color temperature in addition to regulating the brightness. <\/p><p>The <strong>Hot-Cold<\/strong> feature is most useful in spaces where the environment can change depending on the moment, the time of day, or the activity.<\/p><p>It can be especially useful in:<\/p><ul><li>Waiting areas where lighting should contribute to a more serene experience<\/li><li>General-purpose areas where balanced lighting is needed<\/li><li>Wellness spaces where the atmosphere must blend with the function of the space<\/li><li>Receptions where the temperature of the white wine can be adjusted to suit the time of day or the desired number of guests<\/li><li>Homes or suites with different times of use<\/li><li>Contract spaces where flexibility is needed without resorting to decorative graphics<\/li><li>Interiors designed to visually reflect the passage of the day<\/li><\/ul><p> <\/p><p>The main criterion is to determine whether the project also needs to adjust the color temperature or whether a <strong>Double Solar Window<\/strong> version with dimming would suffice.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-48c1d12 e-con-full e-flex e-con e-child\" data-id=\"48c1d12\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3f8e94e elementor-widget elementor-widget-heading\" data-id=\"3f8e94e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Lighting Design as a Criterion for Spatial Use<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ee02fe elementor-widget elementor-widget-text-editor\" data-id=\"5ee02fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>App-based scheduling provides greater value in indoor spaces where people spend extended periods of time or where lighting needs to adapt to different times of the day.<\/p><p>In these cases, it allows for the gradual adjustment of the intensity and color temperature of the light, reinforcing the relationship between the use of the space, the time of day, and the atmosphere.<\/p><p>This feature is especially useful when you want to avoid having interior lighting that is always static or constant.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eb18a5e e-con-full e-flex e-con e-child\" data-id=\"eb18a5e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c079393 e-con-full e-flex e-con e-child\" data-id=\"c079393\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6019f72 elementor-widget elementor-widget-heading\" data-id=\"6019f72\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Proportion, Viewing Distance, and Scale<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0226ca7 elementor-widget elementor-widget-text-editor\" data-id=\"0226ca7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Before choosing a <strong>hot-cold double-pane window with solar glazing<\/strong>, it\u2019s a good idea to consider how it will look based on the actual use of the space.<\/p><p>A large window works best when there is enough distance to appreciate it as a visual opening, rather than as an element that is too close or oversized.<\/p><p>It&#8217;s a good idea to review:<\/p><ul><li>Width and height of the available wall space<\/li><li>Distance from the observation area<\/li><li>Relationship with doors, furniture, and finishes<\/li><li>Installation Height<\/li><li>Proportion relative to the rest of the space<\/li><li>The level of prominence the piece should have<\/li><li>Whether the double window will be perceived as the main opening or as a complementary element<\/li><li>Whether the space requires an adjustable color temperature or if a Solar version would suffice<\/li><\/ul><p> <\/p><p>The solution should feel integrated and believable. If the scale of the wall isn&#8217;t right, a smaller or more vertical format can achieve a more balanced result. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6054721 e-grid e-con-boxed e-con e-parent\" data-id=\"6054721\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-331a561 e-con-full e-flex e-con e-child\" data-id=\"331a561\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-dbde9f0 elementor-widget elementor-widget-heading\" data-id=\"dbde9f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Integration with furniture, paneling, and pathways<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5257576 elementor-widget elementor-widget-text-editor\" data-id=\"5257576\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>For the <strong>Hot-Cold Double Window with Natural Light<\/strong> to function properly, it must be coordinated with the architectural style of the space.<\/p><p>Its location should complement:<\/p><ul><li>Plywood<\/li><li>Cladding<\/li><li>Fixed furniture<\/li><li>Rest or waiting areas<\/li><li>Visual Axes<\/li><li>Wall Finishes<\/li><li>User Paths<\/li><li>Existing ambient lighting<\/li><li>Other lighting control systems in the project<\/li><\/ul><p> <\/p><p>It is also best to avoid locations where it competes with screens, main signage, displayed products, or prominent graphic elements.<\/p><p>The best integration is achieved when the double window appears to be part of the interior architecture rather than a later addition.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fe79a23 e-con-full e-flex e-con e-child\" data-id=\"fe79a23\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f36800a elementor-widget elementor-widget-heading\" data-id=\"f36800a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">When to Choose a Different Format<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf7b4bb elementor-widget elementor-widget-text-editor\" data-id=\"cf7b4bb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>Hot-Cold Double Window with Natural Light<\/strong> is ideal when you&#8217;re looking for a wide, clean horizontal faux opening with a full solar spectrum, adjustable white temperature, and programmable lighting.<\/p><p>However, if the available wall space is limited, the viewing distance is short, or the room calls for a more discreet or vertical installation, it may be better to use a different format.<\/p><p>In such cases, it is advisable to consider:<\/p><ul><li><strong>Hot-Cold Window<\/strong>, if you&#8217;re looking for a more compact horizontal opening<\/li><li><strong>Simple Hot-Cold Window<\/strong>, for small spaces or specific areas<\/li><li><strong>Hot-Cold Balcony<\/strong>, when you&#8217;re looking for a more compact vertical opening<\/li><li><strong>Hot-Cold Double Balcony Unit<\/strong>, for when a greater vertical presence is needed<\/li><\/ul><p> <\/p><p>Choosing the right format ensures that the faux window appears proportionate, integrated, and consistent with the space.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ac755e1 e-con-full e-flex e-con e-child\" data-id=\"ac755e1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div data-premium-element-link=\"{&quot;type&quot;:&quot;url&quot;,&quot;link&quot;:{&quot;url&quot;:&quot;https:\\\/\\\/hetzner.actilum.com\\\/ventana-falsa\\\/&quot;,&quot;is_external&quot;:&quot;&quot;,&quot;nofollow&quot;:&quot;&quot;,&quot;custom_attributes&quot;:&quot;&quot;},&quot;href&quot;:&quot;https:\\\/\\\/hetzner.actilum.com\\\/ventana-falsa\\\/&quot;}\" style=\"cursor: pointer\" class=\"elementor-element elementor-element-63c65b8 premium-wrapper-link-yes elementor-widget elementor-widget-image-gallery\" data-id=\"63c65b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-1' class='gallery galleryid-39603 gallery-columns-2 gallery-size-medium'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-300x300.webp\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-300x300.webp 300w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-1024x1024.webp 1024w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-150x150.webp 150w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-768x768.webp 768w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-600x600.webp 600w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main-100x100.webp 100w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventana-simple-calido-frio-main.webp 1500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-300x300.webp\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-300x300.webp 300w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-1024x1024.webp 1024w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-150x150.webp 150w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-768x768.webp 768w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-600x600.webp 600w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main-100x100.webp 100w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-simple-calido-frio-main.webp 1500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-300x300.webp\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-300x300.webp 300w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-1024x1024.webp 1024w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-150x150.webp 150w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-768x768.webp 768w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-600x600.webp 600w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main-100x100.webp 100w, https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/06\/balconera-doble-calido-frio-main.webp 1500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-84f3d69 e-con-full frostedglass e-flex e-con e-child\" data-id=\"84f3d69\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e4bb866 elementor-widget elementor-widget-text-editor\" data-id=\"e4bb866\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>If you need to determine whether the <strong>Hot-Cold Double Window with Solar Lighting<\/strong> is the right option, we can assess the available wall space, scale, intended use, furnishings, and your actual need to adjust or program the target temperature.<\/p><p><strong>Ask<\/strong> for <strong>advice<\/strong> on choosing the most suitable false window design.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e89aa9c e-con-full e-flex e-con e-child\" data-id=\"e89aa9c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-afd7926 elementor-widget elementor-widget-button\" data-id=\"afd7926\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"mailto:contact@actilum.com\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">E-mail: contact@actilum.com<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e40c073 elementor-widget elementor-widget-button\" data-id=\"e40c073\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/wa.me\/34601130113\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send us a Whatsapp<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-907dfbd e-grid e-con-boxed e-con e-parent\" data-id=\"907dfbd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6a35c3b e-con-full e-flex e-con e-child\" data-id=\"6a35c3b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cd70785 elementor-widget elementor-widget-heading\" data-id=\"cd70785\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Integration Based on Scale, Use, and Proportion<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdb7412 elementor-widget elementor-widget-text-editor\" data-id=\"bdb7412\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>Hot-Cold Double Window with Natural Light<\/strong> works best when the space allows it to be perceived as a primary visual opening and also makes use of its ability to adjust the temperature of the light.<\/p><p>Its value lies in combining:<\/p><ul><li>Horizontal scale<\/li><li>Architectural Proportion<\/li><li>Luminous Presence<\/li><li>Integration with the wall<\/li><li>Sunlight<\/li><li>Intensity regulation<\/li><li>Adjustable color temperature<\/li><li>Programming Progressive Scenes<\/li><li>Adaptation to the actual use of the space<\/li><\/ul><p> <\/p><p>When installed on a suitable wall, a double window can transform the perception of space and adapt to different uses. When the scale isn&#8217;t right, a smaller or more vertical format can create a more natural and balanced look. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bc1fd35 e-con-full e-flex e-con e-child\" data-id=\"bc1fd35\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ad3eb7b e-flex e-con-boxed e-con e-parent\" data-id=\"ad3eb7b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-363a15f e-con-full e-flex e-con e-child\" data-id=\"363a15f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6cc05c3 e-con-full e-flex e-con e-child\" data-id=\"6cc05c3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-35174b8 elementor-widget elementor-widget-heading\" data-id=\"35174b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">More info about...<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a596672 premium-woo-title-above-yes premium-woo-product-align-center premium-qv-hidden-yes elementor-widget elementor-widget-premium-woo-products\" data-id=\"a596672\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"premium-woo-products.grid-1\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"premium-woocommerce premium-woo-products-grid premium-woo-skin-grid-1 premium-woo-query-custom\" data-page-id=\"41927\" data-skin=\"grid_1\" data-quick-view=\"\"><div class=\"premium-woo-products-inner premium-woo-product__hover-swap\"><ul class=\"products columns-1\">\n\n<li class=\" post-39603 product first instock taxable shipping-taxable purchasable product-type-variable has-default-attributes\">\n\t\t<div class=\"premium-woo-product-wrapper premium-con-lq__none\">\n\t\t<div class=\"premium-woo-product-thumbnail\"><a href=\"https:\/\/hetzner.actilum.com\/en\/products\/hot-cold-double-window\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\"><img decoding=\"async\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/woocommerce-placeholder.png\" alt=\"\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1500\" height=\"1000\" src=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2025\/06\/ventana-solar-doble-hoja-cortina-encendida-perspectiva.webp\" class=\"premium-woo-product__on_hover\" alt=\"\" \/><\/a><\/div><div class=\"premium-woo-products-details-wrap\"><a href=\"https:\/\/hetzner.actilum.com\/en\/products\/hot-cold-double-window\/\" class=\"premium-woo-product__link\"><h2 class=\"woocommerce-loop-product__title\">Hot-Cold Double Window<\/h2><\/a>\n\t<span class=\"price\">From <span class=\"woocommerce-Price-amount amount\"><bdi>1.490,82&nbsp;<span class=\"woocommerce-Price-currencySymbol\" translate=\"no\" dir=\"auto\">&euro;<\/span><\/bdi><\/span> <small class=\"woocommerce-price-suffix\">VAT exc.<\/small><\/span>\n<\/div>\t<\/div>\n<\/li>\n<\/ul>\n<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-39fc0a2 e-con-full e-flex e-con e-child\" data-id=\"39fc0a2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-695008b elementor-widget elementor-widget-heading\" data-id=\"695008b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Find answers to more questions in these articles<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ffc7d6 special-menu-item premium-blog__carousel-yes premium-blog-align-left elementor-widget elementor-widget-premium-addon-blog\" data-id=\"3ffc7d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;force_height&quot;:&quot;true&quot;,&quot;premium_blog_columns_number&quot;:&quot;33.33%&quot;,&quot;premium_blog_carousel&quot;:&quot;yes&quot;,&quot;slides_to_scroll&quot;:1,&quot;premium_blog_carousel_autoplay_speed&quot;:4000,&quot;carousel_speed&quot;:1000,&quot;premium_blog_carousel_spacing&quot;:15,&quot;premium_blog_carousel_dots&quot;:&quot;yes&quot;,&quot;premium_blog_carousel_play&quot;:&quot;yes&quot;,&quot;premium_blog_grid&quot;:&quot;yes&quot;,&quot;premium_blog_layout&quot;:&quot;even&quot;,&quot;premium_blog_columns_number_tablet&quot;:&quot;50%&quot;,&quot;premium_blog_columns_number_mobile&quot;:&quot;100%&quot;,&quot;premium_blog_carousel_arrows&quot;:&quot;yes&quot;,&quot;arrows_position&quot;:&quot;default&quot;}\" data-widget_type=\"premium-addon-blog.default\">\n\t\t\t\t\t\n\t\t\n\n\t\t\t\t<div class=\"premium-blog-wrap  premium-blog-even premium-carousel-hidden\" data-page=\"41927\">\n\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"1\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-banner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper empty-thumb\">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h2 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/hetzner.actilum.com\/en\/hot-cold-double-pane-window-with-natural-light-for-interiors-without-natural-light\/\" target=\"_self\">\n\t\t\t\tHot-Cold Double-Pane Window with Natural Light for Interiors Without Natural Light\t\t\t<\/a>\n\t\t<\/h2>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Hot-Cold Double-Pane Window with Natural Light for Interiors Without Natural Light A horizontal visual aperture \u2026<\/p>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"1\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-banner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper empty-thumb\">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h2 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/hetzner.actilum.com\/en\/hot-cold-double-pane-window-with-natural-light-vs-other-fake-windows\/\" target=\"_self\">\n\t\t\t\tHot-Cold Double-Pane Window with Natural Light vs. Other Fake Windows\t\t\t<\/a>\n\t\t<\/h2>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Hot-Cold Double-Pane Window with Natural Light vs. Other Fake Windows Choose the appropriate option based \u2026<\/p>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t<div class=\"premium-blog-post-outer-container\" data-total=\"1\">\n\t\t\t<div class=\"premium-blog-post-container premium-blog-skin-banner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"premium-blog-content-wrapper empty-thumb\">\n\n\t\t\t\t\t<div class=\"premium-blog-inner-container\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<h2 class=\"premium-blog-entry-title\">\n\t\t\t<a href=\"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/\" target=\"_self\">\n\t\t\t\tWhere to Install a Hot-Cold Double Window with Natural Light\t\t\t<\/a>\n\t\t<\/h2>\n\t\t\t\t<div class=\"premium-blog-entry-meta\">\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t<div class=\"premium-blog-content-inner-wrapper\">\n\t\t<p class=\"premium-blog-post-content\">Where to Install a Hot-Cold Double Window with Natural Light An adjustable horizontal opening requires \u2026<\/p>\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Where to Install a Hot-Cold Double Window with Natural Light An adjustable horizontal opening requires scale and proportion The Hot-Cold Double Window with Natural Light should not be chosen solely for its ability to let in light or for its striking design. When installing it, you should assess whether the space allows for the integration [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[],"tags":[520],"wf_page_folders":[608],"class_list":["post-41927","page","type-page","status-publish","hentry","tag-satellite-02","wf_page_folders-doble-ventanal-cf"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum<\/title>\n<meta name=\"description\" content=\"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum\" \/>\n<meta property=\"og:description\" content=\"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/\" \/>\n<meta property=\"og:site_name\" content=\"Hetzner Actilum\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-12T14:45:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-doble-calido-frio-main.webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/\",\"url\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/\",\"name\":\"Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hetzner.actilum.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/ventanal-doble-calido-frio-main.webp\",\"datePublished\":\"2026-08-12T14:32:34+00:00\",\"dateModified\":\"2026-08-12T14:45:54+00:00\",\"description\":\"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/#primaryimage\",\"url\":\"https:\\\/\\\/hetzner.actilum.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/ventanal-doble-calido-frio-main.webp\",\"contentUrl\":\"https:\\\/\\\/hetzner.actilum.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/ventanal-doble-calido-frio-main.webp\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/where-to-install-a-hot-cold-double-window-with-natural-light\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Actilum\",\"item\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Where to Install a Hot-Cold Double Window with Natural Light\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/\",\"name\":\"Actilum\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#organization\",\"name\":\"Actilum\",\"url\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/hetzner.actilum.com\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/actilum-logo.svg\",\"contentUrl\":\"https:\\\/\\\/hetzner.actilum.com\\\/wp-content\\\/uploads\\\/2025\\\/06\\\/actilum-logo.svg\",\"width\":1920,\"height\":474,\"caption\":\"Actilum\"},\"image\":{\"@id\":\"https:\\\/\\\/hetzner.actilum.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.instagram.com\\\/weareactilum\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/in\\\/actilum\\\/\",\"https:\\\/\\\/vimeo.com\\\/actilum\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum","description":"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/","og_locale":"en_US","og_type":"article","og_title":"Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum","og_description":"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.","og_url":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/","og_site_name":"Hetzner Actilum","article_modified_time":"2026-08-12T14:45:54+00:00","og_image":[{"url":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-doble-calido-frio-main.webp","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"7 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/","url":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/","name":"Where to Install a Hot-Cold Double Window with Natural Light Hetzner Actilum","isPartOf":{"@id":"https:\/\/hetzner.actilum.com\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/#primaryimage"},"image":{"@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/#primaryimage"},"thumbnailUrl":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-doble-calido-frio-main.webp","datePublished":"2026-08-12T14:32:34+00:00","dateModified":"2026-08-12T14:45:54+00:00","description":"Where to Install a Hot-Cold Double Window with Natural Light in Interiors Without Natural Light. Criteria for scale, available wall space, horizontal proportions, lighting design, and spatial integration.","breadcrumb":{"@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/#primaryimage","url":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-doble-calido-frio-main.webp","contentUrl":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2026\/07\/ventanal-doble-calido-frio-main.webp"},{"@type":"BreadcrumbList","@id":"https:\/\/hetzner.actilum.com\/en\/where-to-install-a-hot-cold-double-window-with-natural-light\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Actilum","item":"https:\/\/hetzner.actilum.com\/en\/"},{"@type":"ListItem","position":2,"name":"Where to Install a Hot-Cold Double Window with Natural Light"}]},{"@type":"WebSite","@id":"https:\/\/hetzner.actilum.com\/en\/#website","url":"https:\/\/hetzner.actilum.com\/en\/","name":"Actilum","description":"","publisher":{"@id":"https:\/\/hetzner.actilum.com\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/hetzner.actilum.com\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/hetzner.actilum.com\/en\/#organization","name":"Actilum","url":"https:\/\/hetzner.actilum.com\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/hetzner.actilum.com\/en\/#\/schema\/logo\/image\/","url":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2025\/06\/actilum-logo.svg","contentUrl":"https:\/\/hetzner.actilum.com\/wp-content\/uploads\/2025\/06\/actilum-logo.svg","width":1920,"height":474,"caption":"Actilum"},"image":{"@id":"https:\/\/hetzner.actilum.com\/en\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.instagram.com\/weareactilum\/","https:\/\/www.linkedin.com\/in\/actilum\/","https:\/\/vimeo.com\/actilum"]}]}},"_links":{"self":[{"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/pages\/41927","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/comments?post=41927"}],"version-history":[{"count":2,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/pages\/41927\/revisions"}],"predecessor-version":[{"id":41929,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/pages\/41927\/revisions\/41929"}],"wp:attachment":[{"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/media?parent=41927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/categories?post=41927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/tags?post=41927"},{"taxonomy":"wf_page_folders","embeddable":true,"href":"https:\/\/hetzner.actilum.com\/en\/wp-json\/wp\/v2\/wf_page_folders?post=41927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}