{"id":2986,"date":"2025-11-27T08:00:54","date_gmt":"2025-11-27T07:00:54","guid":{"rendered":"https:\/\/www.ancely-architecte.fr\/?p=2986"},"modified":"2025-11-27T23:40:50","modified_gmt":"2025-11-27T22:40:50","slug":"isolation-par-linterieur-ou-lexterieur-avantages-limites-cout","status":"publish","type":"post","link":"https:\/\/www.ancely-architecte.fr\/?p=2986","title":{"rendered":"Isolation par l\u2019int\u00e9rieur ou l\u2019ext\u00e9rieur ? Avantages, limites, co\u00fbt\u2026"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"2986\" class=\"elementor elementor-2986\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2883aba e-flex e-con-boxed e-con e-parent\" data-id=\"2883aba\" 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-e23a33b e-flex e-con-boxed e-con e-child\" data-id=\"e23a33b\" 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-7aeaf68 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7aeaf68\" 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><span style=\"font-weight: 400;\">Dans un contexte o\u00f9 la performance \u00e9nerg\u00e9tique est devenue un enjeu majeur &#8211; pour r\u00e9duire les consommations, am\u00e9liorer le confort et valoriser le patrimoine b\u00e2ti &#8211; le choix du mode d\u2019isolation constitue une d\u00e9cision d\u00e9terminante.<\/span><\/p><p><span style=\"font-weight: 400;\">Isolation par l\u2019int\u00e9rieur (ITI) ou isolation par l\u2019ext\u00e9rieur (ITE) : les deux solutions pr\u00e9sentent des avantages et des contraintes qu\u2019il est essentiel d\u2019\u00e9valuer selon le b\u00e2timent, son environnement, son usage et le budget disponible.<\/span><\/p><p><span style=\"font-weight: 400;\">En tant qu\u2019architectes, nous sommes r\u00e9guli\u00e8rement amen\u00e9s \u00e0 orienter nos ma\u00eetrises d\u2019ouvrage vers l\u2019une ou l\u2019autre solution, en tenant compte des r\u00e9alit\u00e9s techniques, r\u00e9glementaires et \u00e9conomiques propres \u00e0 chaque projet. Voici un tour d\u2019horizon clair pour vous aider \u00e0 comprendre les forces et les limites de chaque approche.<\/span><\/p>\t\t\t\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-fcf2000 e-flex e-con-boxed e-con e-parent\" data-id=\"fcf2000\" 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-5b731e8 e-flex e-con-boxed e-con e-child\" data-id=\"5b731e8\" 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-adbfa34 elementor-widget elementor-widget-heading\" data-id=\"adbfa34\" 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\">Pourquoi isoler ?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-169e4a7 elementor-widget elementor-widget-text-editor\" data-id=\"169e4a7\" 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>Isoler un b\u00e2timent, ce n\u2019est pas seulement r\u00e9duire sa facture d\u2019\u00e9nergie. C\u2019est aussi :<\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Am\u00e9liorer durablement le confort thermique et acoustique<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u00c9liminer la sensation de parois froides<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Pr\u00e9venir les ph\u00e9nom\u00e8nes d&rsquo;humidit\u00e9 et de condensation<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Augmenter la valeur immobili\u00e8re et am\u00e9liorer le DPE<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9duire l\u2019impact environnemental du b\u00e2timent<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Respecter les exigences croissantes de la r\u00e9glementation \u00e9nerg\u00e9tique<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Dans la plupart de nos projets de r\u00e9novation &#8211; qu\u2019il s\u2019agisse de b\u00e2timents tertiaires (\u00e9coles, mairies, b\u00e2timents de sant\u00e9\u2026) ou de logements &#8211; la strat\u00e9gie d\u2019isolation repr\u00e9sente l\u2019une des premi\u00e8res d\u00e9cisions structurantes.<\/span><\/p>\t\t\t\t\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-a7d594b e-con-full e-flex e-con e-child\" data-id=\"a7d594b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e926c40 elementor-widget elementor-widget-heading\" data-id=\"e926c40\" 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\">Isolation par l\u2019int\u00e9rieur (ITI)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43ee793 elementor-widget elementor-widget-heading\" data-id=\"43ee793\" 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\">Le principe\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4bfa085 elementor-widget elementor-widget-text-editor\" data-id=\"4bfa085\" 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><span style=\"font-weight: 400;\">L\u2019isolant est pos\u00e9 du c\u00f4t\u00e9 int\u00e9rieur des parois. Les syst\u00e8mes les plus courants sont l\u2019ossature m\u00e9tallique et laine min\u00e9rale, les panneaux rigides et les complexes isolants coll\u00e9s.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c93cd37 elementor-widget elementor-widget-heading\" data-id=\"c93cd37\" 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\">Les avantages de l\u2019ITI<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56b9f4f elementor-widget elementor-widget-text-editor\" data-id=\"56b9f4f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Co\u00fbt initial r\u00e9duit<\/b><span style=\"font-weight: 400;\">, souvent le principal crit\u00e8re en r\u00e9novation l\u00e9g\u00e8re.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Travaux techniquement simples<\/b><span style=\"font-weight: 400;\">, rapides \u00e0 mettre en \u0153uvre.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Pas d\u2019impact sur l\u2019apparence ext\u00e9rieure<\/b><span style=\"font-weight: 400;\">, utile pour les b\u00e2timents situ\u00e9s en secteur patrimonial ou soumis \u00e0 l\u2019avis des ABF.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Solution adaptable<\/b><span> lorsque les fa\u00e7ades sont en bon \u00e9tat.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd4bd85 elementor-widget elementor-widget-heading\" data-id=\"cd4bd85\" 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\">Les limites\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0aa6d60 elementor-widget elementor-widget-text-editor\" data-id=\"0aa6d60\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Perte de surface habitable<\/b><span style=\"font-weight: 400;\"> (dans la majorit\u00e9 des cas un total de 15 cm d\u2019\u00e9paisseur par paroi).<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Traitement des ponts thermiques plus d\u00e9licat<\/b><span style=\"font-weight: 400;\">, notamment au niveau des planchers interm\u00e9diaires.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Travaux en site occup\u00e9 plus contraignants<\/b><span style=\"font-weight: 400;\">, car ils affectent directement l\u2019int\u00e9rieur.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6717c3e elementor-widget elementor-widget-heading\" data-id=\"6717c3e\" 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\">Dans quels cas privil\u00e9gier l\u2019ITI ?\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91a757e elementor-widget elementor-widget-text-editor\" data-id=\"91a757e\" 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><span style=\"font-weight: 400;\">Nous orientons g\u00e9n\u00e9ralement vers l\u2019ITI dans les situations suivantes :<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u00e2timent prot\u00e9g\u00e9 ou fa\u00e7ades esth\u00e9tiques \u00e0 conserver<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Budget limit\u00e9<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">R\u00e9novation cibl\u00e9e de pi\u00e8ces int\u00e9rieures<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7dc4371 elementor-widget elementor-widget-heading\" data-id=\"7dc4371\" 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\">Par exemple\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b9415f elementor-widget elementor-widget-text-editor\" data-id=\"8b9415f\" 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><span style=\"font-weight: 400;\">Dans nos projets de r\u00e9novation des Mairies de Labroye et R\u00e9court, les fa\u00e7ades pr\u00e9sentaient un aspect patrimonial qu\u2019il nous semblait judicieux de conserver et de remettre en valeur, l\u2019isolation par l\u2019int\u00e9rieur a permis d\u2019am\u00e9liorer les performances thermiques sans modifier l\u2019identit\u00e9 architecturale du b\u00e2timent.<\/span><\/p>\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-909e0d6 elementor-widget elementor-widget-heading\" data-id=\"909e0d6\" 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\">Isolation par l\u2019ext\u00e9rieur (ITE)\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-183dd09 elementor-widget elementor-widget-heading\" data-id=\"183dd09\" 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\">Le principe\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb2c067 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"eb2c067\" 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><span style=\"font-weight: 400;\">L\u2019isolation enveloppe le b\u00e2timent depuis l\u2019ext\u00e9rieur, formant une couche continue.<\/span><span style=\"font-weight: 400;\"><br \/><\/span><span style=\"font-weight: 400;\">Les syst\u00e8mes les plus couramment utilis\u00e9s sont l\u2019ITE sous enduit (ETICS), l\u2019ITE sous bardage ventil\u00e9 et les panneaux rigides fix\u00e9s m\u00e9caniquement.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd07de3 elementor-widget elementor-widget-heading\" data-id=\"cd07de3\" 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\">Les avantages de l\u2019ITE<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40d616b elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"40d616b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Suppression quasi totale des ponts thermiques<\/b><span style=\"font-weight: 400;\">, un atout majeur.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Aucune perte de surface int\u00e9rieure<\/b><span style=\"font-weight: 400;\">.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Am\u00e9lioration tr\u00e8s significative du confort d\u2019\u00e9t\u00e9<\/b><span style=\"font-weight: 400;\">, gr\u00e2ce \u00e0 l\u2019inertie conserv\u00e9e des murs.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Modernisation de l\u2019apparence du b\u00e2timent<\/b><span style=\"font-weight: 400;\">, lorsqu\u2019un ravalement est aussi souhait\u00e9.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Travaux moins intrusifs<\/b><span style=\"font-weight: 400;\">, car r\u00e9alis\u00e9s depuis l\u2019ext\u00e9rieur, id\u00e9al en sites occup\u00e9s comme dans les logements.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Protection durable des fa\u00e7ades<\/b><span>, qui am\u00e9liore la long\u00e9vit\u00e9 du b\u00e2ti.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b554bd7 elementor-widget elementor-widget-heading\" data-id=\"b554bd7\" 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\">Les limites\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2bf9961 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"2bf9961\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Co\u00fbt plus \u00e9lev\u00e9<\/b><span style=\"font-weight: 400;\"> qu\u2019une ITI classique.<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Modification esth\u00e9tique<\/b><span style=\"font-weight: 400;\"> parfois non souhait\u00e9e ou non autoris\u00e9e (secteurs prot\u00e9g\u00e9s).<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>D\u00e9bord des toitures<\/b><span style=\"font-weight: 400;\"> parfois insuffisant, n\u00e9cessitant des adaptations.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ee6545 elementor-widget elementor-widget-heading\" data-id=\"6ee6545\" 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\">Dans quels cas privil\u00e9gier l\u2019ITE ?\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09b4d69 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"09b4d69\" 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><span style=\"font-weight: 400;\">Nous privil\u00e9gions cette solution lorsqu\u2019un projet vise une r\u00e9novation \u00e9nerg\u00e9tique globale ou une am\u00e9lioration importante du confort d\u2019\u00e9t\u00e9.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59cd5c4 elementor-widget elementor-widget-heading\" data-id=\"59cd5c4\" 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\">Par exemple\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a23680e elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"a23680e\" 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><span style=\"font-weight: 400;\">Dans nos projets de logements sociaux pour Pas-de-Calais Habitat en cours d\u2019\u00e9tudes, l\u2019ITE permettra d\u2019am\u00e9liorer la performance thermique et de moderniser l\u2019apparence des fa\u00e7ades sans perturber les activit\u00e9s int\u00e9rieures, un point cl\u00e9 pour les locataires en place.<\/span><\/p>\t\t\t\t\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-4c7f2cd e-flex e-con-boxed e-con e-parent\" data-id=\"4c7f2cd\" 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-7d3c599 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"7d3c599\" 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\">Comparatif ITI \/ ITE\n<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3aac176 e-con-full e-flex e-con e-child\" data-id=\"3aac176\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-abb2655 elementor-widget elementor-widget-text-editor\" data-id=\"abb2655\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<table><thead><tr><th><p><b>Crit\u00e8re<\/b><\/p><\/th><th><p><b>ITI<\/b><\/p><\/th><th><p><b>ITE<\/b><\/p><\/th><\/tr><\/thead><tbody><tr><td><p><span style=\"font-weight: 400;\">Co\u00fbt<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">\u20ac<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">\u20ac\u20ac\u20ac<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Performance thermique<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Bonne<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Excellente<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Ponts thermiques<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Traitement limit\u00e9<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Quasi supprim\u00e9s<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Perte de surface<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Oui<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Non<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Confort d\u2019\u00e9t\u00e9<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Moyen<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Tr\u00e8s bon<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Impact visuel<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Aucun<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Modifie la fa\u00e7ade<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Perturbation en site occup\u00e9<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Forte<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Faible<\/span><\/p><\/td><\/tr><tr><td><p><span style=\"font-weight: 400;\">Protection du b\u00e2ti<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Non<\/span><\/p><\/td><td><p><span style=\"font-weight: 400;\">Oui<\/span><\/p><\/td><\/tr><\/tbody><\/table>\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-08c5b37 e-flex e-con-boxed e-con e-parent\" data-id=\"08c5b37\" 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-1d499a0 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"1d499a0\" 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\">Comment choisir la bonne solution ?\n<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae01f77 e-con-full e-flex e-con e-child\" data-id=\"ae01f77\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7e71fd9 elementor-widget elementor-widget-text-editor\" data-id=\"7e71fd9\" 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><span style=\"font-weight: 400;\">Chaque b\u00e2timent est unique. Le choix d\u00e9pend de :<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u2019\u00e9tat des fa\u00e7ades<\/b><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Le budget global<\/b><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Le contexte architectural ou patrimonial<\/b><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>Les objectifs \u00e9nerg\u00e9tiques<\/b><span style=\"font-weight: 400;\"> (r\u00e9novation partielle ou globale)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><b>La capacit\u00e9 \u00e0 intervenir en site occup\u00e9<\/b><\/li><\/ul><p><span style=\"font-weight: 400;\">Dans notre pratique, nous r\u00e9alisons syst\u00e9matiquement un <\/span><b>diagnostic architectural et thermique<\/b><span style=\"font-weight: 400;\"> pour d\u00e9terminer la solution la plus coh\u00e9rente, durable et \u00e9conomiquement pertinente.<\/span><\/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-74326df e-flex e-con-boxed e-con e-parent\" data-id=\"74326df\" 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-c4aa800 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c4aa800\" 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\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2e1e733 e-con-full e-flex e-con e-child\" data-id=\"2e1e733\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-82e090d elementor-widget elementor-widget-text-editor\" data-id=\"82e090d\" 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><span style=\"font-weight: 400;\">ITI ou ITE : il n\u2019existe pas de solution universelle. L\u2019enjeu est d\u2019adapter la m\u00e9thode au b\u00e2timent, \u00e0 son usage, \u00e0 son \u00e9tat et aux ambitions du ma\u00eetre d\u2019ouvrage. L\u2019ITE assure un gain thermique plus important et un confort accru, tandis que l\u2019ITI reste une r\u00e9ponse pertinente lorsqu\u2019il faut pr\u00e9server l\u2019aspect ext\u00e9rieur ou optimiser le budget.<\/span><\/p><p><span style=\"font-weight: 400;\">Notre r\u00f4le en tant qu\u2019architectes est d\u2019accompagner cette d\u00e9cision d\u00e8s les premi\u00e8res \u00e9tapes du projet, pour garantir une r\u00e9novation efficace, durable et pleinement adapt\u00e9e \u00e0 votre patrimoine b\u00e2ti.<\/span><\/p><p><span style=\"font-weight: 400;\">Si vous souhaitez mener une r\u00e9novation \u00e9nerg\u00e9tique ou \u00e9valuer le potentiel d\u2019isolation de votre b\u00e2timent, nous pouvons vous accompagner d\u00e8s le diagnostic jusqu\u2019\u00e0 la mise en \u0153uvre.<\/span><\/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-9fbfe5e e-flex e-con-boxed e-con e-parent\" data-id=\"9fbfe5e\" 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-a9cf8dc e-con-full e-flex e-con e-child\" data-id=\"a9cf8dc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-c1ea10a e-flex e-con-boxed e-con e-child\" data-id=\"c1ea10a\" 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-68f8f60 elementor-widget elementor-widget-button\" data-id=\"68f8f60\" 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:\/\/www.ancely-architecte.fr\/?page_id=243\">\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\">Autres articles<\/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\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>Dans un contexte o\u00f9 la performance \u00e9nerg\u00e9tique est devenue un enjeu majeur &#8211; pour r\u00e9duire les consommations, am\u00e9liorer le confort et valoriser le patrimoine b\u00e2ti &#8211; le choix du mode d\u2019isolation constitue une d\u00e9cision d\u00e9terminante. Isolation par l\u2019int\u00e9rieur (ITI) ou isolation par l\u2019ext\u00e9rieur (ITE) : les deux solutions pr\u00e9sentent des avantages et des contraintes qu\u2019il [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2989,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2986","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-la-minute-archi","entry","has-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Isolation par l\u2019int\u00e9rieur ou l\u2019ext\u00e9rieur ? 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