{"id":40,"date":"2025-11-08T09:45:19","date_gmt":"2025-11-08T07:45:19","guid":{"rendered":"https:\/\/ecoprojects.ro\/?page_id=40"},"modified":"2026-03-30T17:31:12","modified_gmt":"2026-03-30T14:31:12","slug":"how-we-build-passive-houses","status":"publish","type":"page","link":"https:\/\/ecoprojects.ro\/en\/how-we-build-passive-houses\/","title":{"rendered":"How we build"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"40\" class=\"elementor elementor-40\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-926afaf e-flex e-con-boxed e-con e-parent\" data-id=\"926afaf\" 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-2847bac e-con-full e-flex e-con e-child\" data-id=\"2847bac\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17b5866 elementor-widget__width-auto elementor-widget elementor-widget-heading\" data-id=\"17b5866\" 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\">Our construction approach<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-816be9d elementor-widget elementor-widget-text-editor\" data-id=\"816be9d\" 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>Building a passive house starts with a solid, high-performance structure. At Ecoprojects we master the three essential building components: wall, floor and roof, using advanced materials that deliver excellent insulation, airtightness and long-term durability. Together, they create a stable, low-energy building envelope that forms the foundation of every passive home we deliver.<\/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-70e67f6 e-con-full e-grid e-con e-child\" data-id=\"70e67f6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-f53c15a e-con-full e-flex e-con e-child\" data-id=\"f53c15a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a79485f elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"a79485f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fad fa-check-circle\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-825809e elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"825809e\" 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\">Seismic resistance<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d23d721 elementor-widget elementor-widget-text-editor\" data-id=\"d23d721\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tThe system is known for the strength of its monolithic structure, which makes it capable of withstanding earthquakes and natural disasters. This resistance is due to the materials and technology used in its construction, ensuring increased stability and safety.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-44bd246 e-con-full e-flex e-con e-child\" data-id=\"44bd246\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d52a8e elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"7d52a8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fad fa-check-circle\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fe3fe78 elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"fe3fe78\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fire safety<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-096c938 elementor-widget elementor-widget-text-editor\" data-id=\"096c938\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tFire resistance class A1 due to the layer of flame-retardant expanded polystyrene and its covering layer of fiber cement, providing time for evacuation and intervention.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5365924 e-con-full e-flex e-con e-child\" data-id=\"5365924\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0378337 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"0378337\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fad fa-check-circle\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9594d35 elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"9594d35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Termal and accoustic insulation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de7375f elementor-widget elementor-widget-text-editor\" data-id=\"de7375f\" 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>Thermal insulation: <\/strong>Due to the expanded polystyrene (EPS), the system has low thermal conductivity, reducing heat loss and heating\/cooling costs, leading to an A+++ energy class.<\/p><p><strong>Acoustic insulation: <\/strong>The structure of the Polistibrick system, including the mass and density of the materials, helps reduce airborne noise transmission and improve indoor acoustic comfort.<\/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-b32cb23 e-con-full e-flex e-con e-child\" data-id=\"b32cb23\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e43a051 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"e43a051\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<i aria-hidden=\"true\" class=\"fad fa-check-circle\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d129a2d elementor-widget-mobile__width-inherit elementor-widget elementor-widget-heading\" data-id=\"d129a2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fast construction<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8033761 elementor-widget elementor-widget-text-editor\" data-id=\"8033761\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tBeing a prefabricated product, it allows for installation up to 60% faster compared to traditional constructions.\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-b3ed87d e-flex e-con-boxed e-con e-parent\" data-id=\"b3ed87d\" 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-0b5833c e-con-full e-flex e-con e-child\" data-id=\"0b5833c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e76ea4c elementor-widget elementor-widget-heading\" data-id=\"e76ea4c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Built with leading sustainable partners<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-502eeb3 elementor-widget elementor-widget-text-editor\" data-id=\"502eeb3\" 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>To ensure your home doesn\u2019t just perform structurally but also operates efficiently, we work closely with two trusted sustainable partners.<\/p><p>Polistibrick provides the innovative wall, floor and roof panels that give our homes their exceptional thermal performance and fast, precise installation. Romstal supplies the high-efficiency technical systems that bring the structure to life, including plumbing, sanitary components and heating solutions such as heat pumps and low-energy installations.<\/p><p>By combining cutting-edge building systems with sustainable technical integrations, we deliver passive homes that are not only strong and comfortable, but truly future-proof.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1096078 primary-button elementor-widget elementor-widget-button\" data-id=\"1096078\" 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:\/\/ecoprojects.ro\/en\/our-sustainable-partners\/\">\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\">Our partners<\/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<div class=\"elementor-element elementor-element-5ce7dc1 e-con-full e-flex e-con e-child\" data-id=\"5ce7dc1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-12f22ca elementor-widget elementor-widget-gallery\" data-id=\"12f22ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:32,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:32,&quot;sizes&quot;:[]},&quot;columns&quot;:2,&quot;gallery_layout&quot;:&quot;masonry&quot;,&quot;lazyload&quot;:&quot;yes&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<div class=\"e-gallery-item elementor-gallery-item elementor-animated-content\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/polistibrick-logo.webp\" data-width=\"300\" data-height=\"225\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"e-gallery-item elementor-gallery-item elementor-animated-content\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/romstal-logo.webp\" data-width=\"300\" data-height=\"225\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"e-gallery-item elementor-gallery-item elementor-animated-content\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2026\/01\/kamai.webp\" data-width=\"300\" data-height=\"225\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"e-gallery-item elementor-gallery-item elementor-animated-content\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2026\/01\/eisen-metal.webp\" data-width=\"300\" data-height=\"225\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\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-76689fe e-grid e-con-boxed e-con e-parent\" data-id=\"76689fe\" 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-23f7b0e e-con-full e-flex e-con e-child\" data-id=\"23f7b0e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2ebadeb e-con-full e-flex e-con e-child\" data-id=\"2ebadeb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f11b3c9 elementor-widget elementor-widget-image\" data-id=\"f11b3c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"768\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-MBK-wall-for-passive-housing.webp\" class=\" attachment-medium_large size-medium_large wp-image-174\" alt=\"\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-MBK-wall-for-passive-housing.webp 768w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-MBK-wall-for-passive-housing-300x300.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-MBK-wall-for-passive-housing-150x150.webp 150w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e7211b2 elementor-widget elementor-widget-heading\" data-id=\"e7211b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">MBK Wall<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf2e554 elementor-widget elementor-widget-text-editor\" data-id=\"bf2e554\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tThe wall system we use is designed to deliver strong insulation, structural reliability and high speed of execution. The system integrates the structural formwork and insulation in one monolithic solution which eliminates cold spots and thermal bridges. As soon as the concrete is poured the walls are ready for finishing, reducing time and labour while delivering long-term performance and acoustic comfort.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a5533ed elementor-align-left underline-button elementor-widget elementor-widget-button\" data-id=\"a5533ed\" 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:\/\/ecoprojects.ro\/en\/how-we-build-passive-houses\/wall-system\/\">\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\">Learn more<\/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<div class=\"elementor-element elementor-element-9b7fcc5 e-con-full e-flex e-con e-child\" data-id=\"9b7fcc5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3da7671 e-con-full e-flex e-con e-child\" data-id=\"3da7671\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2787569 elementor-widget elementor-widget-image\" data-id=\"2787569\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"768\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-PBK-floor-for-passive-housing.webp\" class=\" attachment-medium_large size-medium_large wp-image-172\" alt=\"\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-PBK-floor-for-passive-housing.webp 768w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-PBK-floor-for-passive-housing-300x300.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-PBK-floor-for-passive-housing-150x150.webp 150w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f506f7e elementor-widget elementor-widget-heading\" data-id=\"f506f7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">PBK Floor<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79a30f3 elementor-widget elementor-widget-text-editor\" data-id=\"79a30f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tThe floor component is not just a base but a vital part of your home\u2019s comfort and energy efficiency. Our floor panels come with integrated insulation and high mechanical strength, allowing rapid installation and smooth indoor surfaces. The result is a comfortable quiet interior with stable temperatures and the ability to integrate installations easily.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52032b4 elementor-align-left underline-button elementor-widget elementor-widget-button\" data-id=\"52032b4\" 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:\/\/ecoprojects.ro\/en\/how-we-build-passive-houses\/floor-system\/\">\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\">Learn more<\/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<div class=\"elementor-element elementor-element-fe52f3f e-con-full e-flex e-con e-child\" data-id=\"fe52f3f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2a0027d e-con-full e-flex e-con e-child\" data-id=\"2a0027d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e55b976 elementor-widget elementor-widget-image\" data-id=\"e55b976\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"768\" height=\"768\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-TBK-roof-for-passive-housing.webp\" class=\" attachment-medium_large size-medium_large wp-image-173\" alt=\"\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-TBK-roof-for-passive-housing.webp 768w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-TBK-roof-for-passive-housing-300x300.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/ecoprojects-TBK-roof-for-passive-housing-150x150.webp 150w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e373a8f elementor-widget elementor-widget-heading\" data-id=\"e373a8f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">TBK Roof<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30c5019 elementor-widget elementor-widget-text-editor\" data-id=\"30c5019\" 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 roof system completes the building envelope with a sandwich-style panel that ensures excellent thermal and acoustic insulation and outstanding mechanical resistance. It protects the home from heat loss in winter and overheating in summer, and allows for quick assembly with fewer supporting structures. This creates a home that is efficient, resilient and prepared for all weather conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b766d73 elementor-align-left underline-button elementor-widget elementor-widget-button\" data-id=\"b766d73\" 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:\/\/ecoprojects.ro\/en\/how-we-build-passive-houses\/roof-system\/\">\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\">Learn more<\/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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-98e31c4 e-flex e-con-boxed e-con e-parent\" data-id=\"98e31c4\" 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-c5380dd elementor-widget__width-auto elementor-widget elementor-widget-heading\" data-id=\"c5380dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">How we build a passive house step by step<\/h3>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-17be398 e-con-full e-flex e-con e-child\" data-id=\"17be398\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5687073 elementor-widget__width-initial elementor-widget elementor-widget-video\" data-id=\"5687073\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/Ecoprojects-how-we-build-passive-houses.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\" poster=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/11\/Ecoprojects-how-we-build-passive-houses.webp\"><\/video>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8922fe1 e-con-full e-flex e-con e-child\" data-id=\"8922fe1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4b9b77 elementor-widget elementor-widget-text-editor\" data-id=\"f4b9b77\" 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>Our method keeps the work fast, accurate and consistent, so every stage is completed with care and precision.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62f19a0 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"62f19a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">1<\/div> We start by pouring the foundations.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">2<\/div> We install the supports.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">3<\/div> The interior formwork is placed.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">4<\/div> We install the floor slab.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">5<\/div> Electrical and plumbing installations are added.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">6<\/div> Metal reinforcements are installed.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">7<\/div> We close the formwork with the outer layer.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\"><div class=\"numbers-list\">8<\/div> Finally the concrete is poured to complete the structure.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\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<div class=\"elementor-element elementor-element-eb2db40 e-flex e-con-boxed e-con e-parent\" data-id=\"eb2db40\" 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-a84a45b elementor-widget elementor-widget-timeline-widget-addon\" data-id=\"a84a45b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"timeline-widget-addon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<!-- ========= Timeline Widget Addon For Elementor 1.6.26 ========= -->\n<div id=\"twae-wrapper-a84a45b\" class=\"twae-vertical twae-wrapper  twae-both-sided\">   \n    <div class=\"twae-start\"><\/div>    \n    <div id=\"twea-timeline-a84a45b\" class=\"twae-timeline\" ><!-- Start of Story Repeater Content --><div id=\"story-a9ac9e7\" class=\"twae-story twae-repeater-item twae-story-right twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">Solid foundations as the base of performance<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/Foundation-works-for-a-passive-house-by-Ecoprojects-prepared-for-a-stable-and-energy-efficient-build-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Foundation works for a passive house by Ecoprojects, prepared for a stable and energy efficient build.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/Foundation-works-for-a-passive-house-by-Ecoprojects-prepared-for-a-stable-and-energy-efficient-build-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/Foundation-works-for-a-passive-house-by-Ecoprojects-prepared-for-a-stable-and-energy-efficient-build.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p>Every passive home starts with a stable and well prepared foundation. We carefully prepare the ground and pour the foundations with precision. This ensures long term stability and creates the perfect base for an airtight and energy efficient structure from day one.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-cafb016\" class=\"twae-story twae-repeater-item twae-story-left twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">An insulated floor that locks in comfort<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-insulated-floor-slab-installation-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Insulated floor slab installation creating a strong base that helps retain heat and improve comfort year round.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-insulated-floor-slab-installation-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-insulated-floor-slab-installation.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p>On top of the foundations we build a highly insulated floor slab. This layer prevents heat loss through the ground and guarantees a comfortable indoor climate. By integrating insulation directly into the floor construction we avoid weak points and ensure consistent performance.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-2b4778a\" class=\"twae-story twae-repeater-item twae-story-right twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">Walls that form the thermal shell<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-thermal-wall-shell-construction-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Building the thermal wall shell to keep warmth inside and reduce energy loss in a passive house structure.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-thermal-wall-shell-construction-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-thermal-wall-shell-construction.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p>The walls define the heart of the passive house. Using advanced building blocks we create a continuous thermal shell around the home. This keeps warmth inside during winter and heat outside in summer while providing strength and durability for decades.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-e0e1d6f\" class=\"twae-story twae-repeater-item twae-story-left twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">Structural assembly with precision<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Precise structural assembly with attention to airtight construction, ensuring every layer works as one system.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p data-start=\"1255\" data-end=\"1509\">As the walls rise the structure of the house becomes visible. Every element is placed with care to maintain airtightness and alignment. This step is crucial because precision here determines how well all following layers will work together as one system.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-fb06d03\" class=\"twae-story twae-repeater-item twae-story-right twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">Roof construction that seals the home<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-roof-construction-insulation-seal-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Roof construction designed to seal the home and support low energy use with continuous insulation and airtightness.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-roof-construction-insulation-seal-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-roof-construction-insulation-seal.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p data-start=\"1559\" data-end=\"1819\">The roof completes the main structure and protects the home from the elements. We build it with the same focus on insulation and airtightness as the walls and floor. This creates a closed envelope that supports low energy consumption and stable indoor comfort.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-2bbd2df\" class=\"twae-story twae-repeater-item twae-story-left twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">Exterior finishing with facade panels<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-facade-panels-exterior-finish-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Installing facade panels for a durable exterior finish that protects the home and completes the architectural look.\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-facade-panels-exterior-finish-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2025\/12\/ecoprojects-facade-panels-exterior-finish.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p data-start=\"1559\" data-end=\"1819\">Once the structure is closed we install the exterior facade panels. These panels protect the home and give it its final shape. At the same time they add an extra layer of protection against weather while keeping the clean and modern appearance intact.<\/p><\/div><\/div><\/div><!-- Start of Story Repeater Content --><div id=\"story-7e05607\" class=\"twae-story twae-repeater-item twae-story-right twae-story-no-icon\"><!-- Story Icon Dot --><div class=\"twae-icondot\"><\/div><!-- Story Arrow --><div class=\"twae-arrow\"><\/div><!-- Start of Story Content --><div class=\"twae-content\"><!-- Story Title --><div class=\"twae-title\">A finished shell ready for living<\/div><!-- Story Image --><div class=\"twae-media medium\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2026\/02\/semi-passive-house-in-romania-300x200.webp\" class=\"attachment-medium size-medium\" alt=\"Semi-passive house in Romania\" srcset=\"https:\/\/ecoprojects.ro\/wp-content\/uploads\/2026\/02\/semi-passive-house-in-romania-300x200.webp 300w, https:\/\/ecoprojects.ro\/wp-content\/uploads\/2026\/02\/semi-passive-house-in-romania.webp 768w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><!-- Story Description --><div class=\"twae-description\"><p data-start=\"1559\" data-end=\"1819\">At this stage the passive home is fully enclosed and weatherproof. The structure insulation and exterior finish work together as one system. This creates a strong reliable shell that is ready for interior works and designed to perform efficiently for years to come.<\/p><\/div><\/div><\/div><\/div>\n    <div class=\"twae-end\"><\/div>\n    <\/div><style type=\"text\/css\">@media (max-width: 1024px){ .twae-wrapper{--tw-ybx-size: 80px !important;}}@media (max-width: 767px){ .twae-wrapper{--tw-ybx-size: 80px !important}}<\/style>\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>Our construction approach Building a passive house starts with a solid, high-performance structure. At Ecoprojects we master the three essential building components: wall, floor and roof, using advanced materials that deliver excellent insulation, airtightness and long-term durability. Together, they create a stable, low-energy building envelope that forms the foundation of every passive home we deliver. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":799,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-40","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Building a passive house | Ecoprojects<\/title>\n<meta name=\"description\" content=\"Building a passive house starts with a solid, high-performance structure. 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