{"id":5663,"date":"2026-06-30T10:31:19","date_gmt":"2026-06-30T10:31:19","guid":{"rendered":"https:\/\/wascovilla.pl\/?post_type=encyklopedia&#038;p=5663"},"modified":"2026-06-30T10:31:20","modified_gmt":"2026-06-30T10:31:20","slug":"airtightness-of-a-building","status":"publish","type":"encyklopedia","link":"https:\/\/wascovilla.pl\/en\/encyclopedia\/airtightness-of-a-building\/","title":{"rendered":"Air-tightness of a building"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Air-tightness of a building<\/strong> This refers to the ability of building partitions and structural joints to limit uncontrolled air flow between the interior of a building and the external environment. This parameter is of great importance for energy efficiency, occupant comfort and the durability of the entire structure. Air leaks can lead to heat loss, draughts, reduced ventilation efficiency and dampness in building partitions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">W <a href=\"https:\/\/wascovilla.pl\/en\/\">modern construction<\/a> Air-tightness is designed for right from the stage of developing structural details and insulation layers. Particular attention must be paid to the junctions between walls, roofs, window frames and service penetrations. <strong>The building\u2019s airtightness level<\/strong> It is often checked using a \u201eblower door\u201d test, which identifies areas of uncontrolled air flow and assesses the quality of the partitions\u2019 construction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"featured_media":5736,"template":"","meta":{"_acf_changed":true},"class_list":["post-5663","encyklopedia","type-encyklopedia","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Czym jest szczelno\u015b\u0107 powietrzna budynku? - WascoVilla | Producent dom\u00f3w z drewna | Domy mieszkalne, nowoczesne, modu\u0142owe, domki letniskowe, wi\u0105zary dachowe, izolacje<\/title>\n<meta name=\"description\" content=\"Szczelno\u015b\u0107 powietrzna budynku - dowiedz si\u0119, jak wp\u0142ywa na efektywno\u015b\u0107 energetyczn\u0105 oraz jak sprawdzi\u0107 j\u0105 za pomoc\u0105 testu blower door.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wascovilla.pl\/en\/encyclopedia\/airtightness-of-a-building\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Czym jest szczelno\u015b\u0107 powietrzna budynku? - WascoVilla | Producent dom\u00f3w z drewna | Domy mieszkalne, nowoczesne, modu\u0142owe, domki letniskowe, wi\u0105zary dachowe, izolacje\" \/>\n<meta property=\"og:description\" content=\"Szczelno\u015b\u0107 powietrzna budynku - dowiedz si\u0119, jak wp\u0142ywa na efektywno\u015b\u0107 energetyczn\u0105 oraz jak sprawdzi\u0107 j\u0105 za pomoc\u0105 testu blower door.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/wascovilla.pl\/en\/encyclopedia\/airtightness-of-a-building\/\" \/>\n<meta property=\"og:site_name\" content=\"WascoVilla | Producent dom\u00f3w z drewna | Domy mieszkalne, nowoczesne, modu\u0142owe, domki letniskowe, wi\u0105zary dachowe, izolacje\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-30T10:31:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/wascovilla.pl\/wp-content\/uploads\/2026\/06\/880428847-szczelnosc-powietrzna-budynku.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/wascovilla.pl\/encyklopedia\/szczelnosc-powietrzna-budynku\/\",\"url\":\"https:\/\/wascovilla.pl\/encyklopedia\/szczelnosc-powietrzna-budynku\/\",\"name\":\"Czym jest szczelno\u015b\u0107 powietrzna budynku? 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