{"id":8140,"date":"2026-03-23T23:02:33","date_gmt":"2026-03-23T22:02:33","guid":{"rendered":"https:\/\/www.le2bis.com\/?page_id=8140"},"modified":"2026-03-23T23:02:33","modified_gmt":"2026-03-23T22:02:33","slug":"extension-maison","status":"publish","type":"page","link":"https:\/\/dev.le2bis.com\/wordpress\/extension-maison\/","title":{"rendered":"Extension et Agrandissement"},"content":{"rendered":"\n<p>Agrandir sa maison est l\u2019une des strat\u00e9gies les plus puissantes pour gagner en confort sans changer d\u2019adresse. Cr\u00e9er une pi\u00e8ce en plus, ouvrir les volumes, ajouter un \u00e9tage, capter davantage de lumi\u00e8re : l\u2019extension est un projet \u00e0 fort impact qui n\u00e9cessite une vision architecturale globale et une ma\u00eetrise technique irr\u00e9prochable. En tant qu\u2019architecte,  nous accompagnons particuliers et professionnels dans la conception d\u2019extensions sur mesure, performantes, coh\u00e9rentes et parfaitement int\u00e9gr\u00e9es au b\u00e2ti existant.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u2019extension comme \u00e9volution naturelle de l\u2019habitat.<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Pourquoi faire appel \u00e0 un architecte pour une extension ?<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Une conception sur mesure<\/h4>\n\n\n\n<p>Chaque maison est unique. Une extension r\u00e9ussie doit respecter l\u2019existant tout en apportant une valeur ajout\u00e9e : lumi\u00e8re, volumes, circulation, performance \u00e9nerg\u00e9tique.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Une int\u00e9gration architecturale coh\u00e9rente<\/h4>\n\n\n\n<p>L\u2019architecte garantit une extension harmonieuse, qu\u2019elle soit contemporaine, traditionnelle ou contrast\u00e9e.<br>Objectif : <strong>valoriser le b\u00e2ti existant<\/strong>.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ma\u00eetrise des r\u00e8gles d\u2019urbanisme<\/h4>\n\n\n\n<p>PLU, servitudes, prospects, emprise au sol, hauteur, mat\u00e9riaux impos\u00e9s\u2026<br>L\u2019architecte s\u00e9curise votre projet d\u00e8s l\u2019esquisse.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Un accompagnement complet<\/h4>\n\n\n\n<p>De la conception au suivi de chantier, l\u2019architecte coordonne les entreprises, contr\u00f4le la qualit\u00e9 et veille au respect du planning et du budget.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Les diff\u00e9rents types d\u2019extensions possibles<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Extension horizontale<\/h3>\n\n\n\n<p>Id\u00e9ale pour agrandir une pi\u00e8ce de vie, cr\u00e9er une suite parentale ou un bureau.<br>Avantages : simplicit\u00e9 technique, co\u00fbt ma\u00eetris\u00e9, forte valeur ajout\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sur\u00e9l\u00e9vation (ajout d\u2019un \u00e9tage)<\/h3>\n\n\n\n<p>Solution parfaite en zone urbaine ou sur petits terrains.<br>Permet de doubler la surface sans emprise au sol.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Extension bois<\/h3>\n\n\n\n<p>L\u00e9g\u00e8re, rapide \u00e0 mettre en \u0153uvre, performante thermiquement.<br>Tr\u00e8s adapt\u00e9e aux maisons anciennes ou aux terrains contraints.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Verri\u00e8re, v\u00e9randa, patio<\/h3>\n\n\n\n<p>Pour maximiser la lumi\u00e8re naturelle et cr\u00e9er des espaces de transition.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Extension en zone urbaine dense<\/h3>\n\n\n\n<p>Gestion des limites s\u00e9paratives, vues, prospects, acc\u00e8s chantier\u2026<br>Un travail d\u2019architecte indispensable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e9glementation &amp; d\u00e9marches administratives<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">PLU et contraintes locales<\/h4>\n\n\n\n<p>Pour une analyse d\u00e9taill\u00e9e, consultez notre page d\u00e9di\u00e9e \u00e0 la <strong>r\u00e9glementation des extensions<\/strong>.<\/p>\n\n\n\n<p>Chaque extension doit respecter les r\u00e8gles d\u2019urbanisme :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>hauteur maximale<\/li>\n\n\n\n<li>emprise au sol<\/li>\n\n\n\n<li>mat\u00e9riaux autoris\u00e9s<\/li>\n\n\n\n<li>distances aux limites<\/li>\n\n\n\n<li>alignements<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Permis de construire ou d\u00e9claration pr\u00e9alable<\/h4>\n\n\n\n<p>Selon la surface cr\u00e9\u00e9e :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u00e9claration Pr\u00e9alable<\/strong> pour les petites extensions<\/li>\n\n\n\n<li><strong>Permis de Construire<\/strong> au-del\u00e0 de certains seuils<br>L\u2019architecte pr\u00e9pare l\u2019ensemble du dossier.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Calcul de la surface de plancher<\/h4>\n\n\n\n<p>Indispensable pour d\u00e9terminer les obligations l\u00e9gales.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Budget &amp; co\u00fbts d\u2019une extension<\/h4>\n\n\n\n<p>Le co\u00fbt d\u00e9pend :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>du type d\u2019extension<\/li>\n\n\n\n<li>des mat\u00e9riaux<\/li>\n\n\n\n<li>de la complexit\u00e9 structurelle<\/li>\n\n\n\n<li>des performances \u00e9nerg\u00e9tiques vis\u00e9es<\/li>\n<\/ul>\n\n\n\n<p>En moyenne :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>1 800 \u00e0 3 000 \u20ac \/ m\u00b2<\/strong> pour une extension traditionnelle<\/li>\n\n\n\n<li><strong>1 500 \u00e0 2 500 \u20ac \/ m\u00b2<\/strong> pour une extension bois<\/li>\n\n\n\n<li><strong>2 000 \u00e0 3 500 \u20ac \/ m\u00b2<\/strong> pour une sur\u00e9l\u00e9vation<\/li>\n<\/ul>\n\n\n\n<p>L\u2019architecte vous aide \u00e0 optimiser le budget et \u00e0 \u00e9viter les mauvaises surprises.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Les b\u00e9n\u00e9fices d\u2019une extension bien con\u00e7ue<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gain de surface utile<\/li>\n\n\n\n<li>Am\u00e9lioration du confort<\/li>\n\n\n\n<li>Optimisation de la lumi\u00e8re naturelle<\/li>\n\n\n\n<li>Valorisation immobili\u00e8re importante<\/li>\n\n\n\n<li>Meilleure performance \u00e9nerg\u00e9tique<\/li>\n\n\n\n<li>Adaptation de la maison \u00e0 de nouveaux usages (t\u00e9l\u00e9travail, famille, location\u2026)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Agrandir sa maison est un investissement durable qui transforme votre cadre de vie. Gr\u00e2ce \u00e0 une approche architecturale rigoureuse, votre extension devient un espace coh\u00e9rent, lumineux, performant et parfaitement int\u00e9gr\u00e9 \u00e0 l\u2019existant.<br>Nous vous accompagnons \u00e0 chaque \u00e9tape pour concevoir un projet sur mesure, adapt\u00e9 \u00e0 vos besoins, \u00e0 votre terrain et \u00e0 votre budget.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pour aller plus loin&#8230;<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"\/wordpress\/extension-maison\/\">Extension de maison : panorama<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/reglementation-extension-maison\/\">R\u00e9glementation des extensions<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/extension-zone-urbaine\/\">Extension en zone urbaine<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/extension-bois\/\">Extension en ossature bois<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/cout-extension-maison\/\">Co\u00fbt d\u2019une extension<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/extension-legere-veranda-verriere\/\">Extension l\u00e9g\u00e8re, v\u00e9randa &amp; verri\u00e8re<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-moderne-toit-plat\/\">Extension moderne \u00e0 toit plat<\/a><\/li>\n\n\n\n<li><a href=\"\/wordpress\/extension-maison\/surelevation-maison\/\">Extension ou sur\u00e9l\u00e9vation ?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Agrandir sa maison est l\u2019une des strat\u00e9gies les plus puissantes pour gagner en confort sans changer d\u2019adresse. Cr\u00e9er une pi\u00e8ce en plus, ouvrir les volumes, ajouter un \u00e9tage, capter davantage de lumi\u00e8re : l\u2019extension est un projet \u00e0 fort impact qui n\u00e9cessite une vision architecturale globale et une ma\u00eetrise technique irr\u00e9prochable. En tant qu\u2019architecte, nous [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7393,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"tpgb_global_settings":"","footnotes":""},"class_list":["post-8140","page","type-page","status-publish","has-post-thumbnail","hentry"],"tpgb_featured_images":{"full":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c.jpg",1778,1333,false],"tp-image-grid":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c.jpg",700,525,false],"thumbnail":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c-150x150.jpg",150,150,true],"medium":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c-300x225.jpg",300,225,true],"medium_large":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c-768x576.jpg",768,576,true],"large":["https:\/\/dev.le2bis.com\/wordpress\/wp-content\/uploads\/2021\/03\/1-c-1024x768.jpg",1024,768,true],"default":"https:\/\/dev.le2bis.com\/wordpress\/wp-content\/plugins\/the-plus-addons-for-block-editor\/assets\/images\/tpgb-placeholder.jpg"},"tpgb_post_meta_info":{"get_date":"23 mars 2026","get_modified_date":"23 mars 2026","author_name":"le2bisdev","author_url":"https:\/\/dev.le2bis.com\/wordpress\/author\/le2bisdev\/","author_email":"simon.perrinlacour@gmail.com","author_website":"https:\/\/dev.le2bis.com\/wordpress","author_description":"","author_facebook":"","author_twitter":"","author_instagram":"","author_role":["administrator"],"author_firstname":"","author_lastname":"","user_login":"le2bisdev","author_avatar":"<img alt='' src='https:\/\/secure.gravatar.com\/avatar\/1001a3b87124c27d47dac2dcabcc852b75fbc9ab149938e114e99134b017bc6b?s=200&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/1001a3b87124c27d47dac2dcabcc852b75fbc9ab149938e114e99134b017bc6b?s=400&#038;d=mm&#038;r=g 2x' class='avatar avatar-200 photo' height='200' width='200' loading='lazy' decoding='async'\/>","author_avatar_url":"https:\/\/secure.gravatar.com\/avatar\/1001a3b87124c27d47dac2dcabcc852b75fbc9ab149938e114e99134b017bc6b?s=96&d=mm&r=g","comment_count":0,"post_likes":0,"post_views":0},"tpgb_post_category":[],"_links":{"self":[{"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/pages\/8140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/comments?post=8140"}],"version-history":[{"count":0,"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/pages\/8140\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/media\/7393"}],"wp:attachment":[{"href":"https:\/\/dev.le2bis.com\/wordpress\/wp-json\/wp\/v2\/media?parent=8140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}