{"id":2084,"date":"2026-05-13T15:35:52","date_gmt":"2026-05-13T13:35:52","guid":{"rendered":"https:\/\/www.la-maison-electrique.com\/blog\/?p=2084"},"modified":"2026-05-13T15:35:53","modified_gmt":"2026-05-13T13:35:53","slug":"gaine-icta","status":"publish","type":"post","link":"https:\/\/www.la-maison-electrique.com\/blog\/2026\/05\/13\/gaine-icta\/","title":{"rendered":"Gaine ICTA : comment bien faire son choix"},"content":{"rendered":"\n<p>Une gaine ICTA (Isolant Cintrable Transversalement Annel\u00e9) est un conduit de protection utilis\u00e9 pour faire passer les fils et c\u00e2bles \u00e9lectriques dans les murs, cloisons, plafonds, combles ou planchers. Tr\u00e8s utilis\u00e9e dans les logements r\u00e9sidentiels, elle prot\u00e8ge les conducteurs \u00e9lectriques tout en facilitant leur installation et leur remplacement.<\/p>\n\n\n\n<p>Conforme \u00e0 la norme NF C 15-100, la gaine ICTA est aujourd\u2019hui la solution la plus utilis\u00e9e pour les installations \u00e9lectriques domestiques en France.<\/p>\n\n\n\n<p>Dans ce guide, d\u00e9couvrez :<\/p>\n\n\n\n<p>&#8211; <strong><a href=\"#1\">les diff\u00e9rents types de gaines ICTA<\/a><\/strong><br>&#8211; <strong><a href=\"#2\">quels diam\u00e8tres choisir<\/a><\/strong><br>&#8211; <strong><a href=\"#3\">choisir sa gaine selon les cas d&rsquo;usages<\/a><\/strong><br>&#8211; <strong><a href=\"#4\">les erreurs \u00e0 \u00e9viter<\/a><\/strong><br>&#8211; <strong><a href=\"#5\">la FAQ<\/a><\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi choisir une gaine ICTA adapt\u00e9e ?<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p>Le bon choix de gaine permet de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prot\u00e9ger les c\u00e2bles des chocs, humidit\u00e9 et rongeurs<\/li>\n\n\n\n<li>Faciliter le passage et l\u2019identification des conducteurs<\/li>\n\n\n\n<li>R\u00e9pondre aux exigences de la norme NF C 15-100<\/li>\n<\/ul>\n\n\n\n<p>Sans elle, les c\u00e2bles sont vuln\u00e9rables et l\u2019installation non conforme.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.la-maison-electrique.com\/blog\/wp-content\/uploads\/2026\/05\/b11328c1-e825-4c93-bef3-2109ba680802-1024x683.png\" alt=\"gaine ICTA + c\u00e2ble VS c\u00e2ble nu\" class=\"wp-image-2085\" srcset=\"https:\/\/www.la-maison-electrique.com\/blog\/wp-content\/uploads\/2026\/05\/b11328c1-e825-4c93-bef3-2109ba680802-1024x683.png 1024w, https:\/\/www.la-maison-electrique.com\/blog\/wp-content\/uploads\/2026\/05\/b11328c1-e825-4c93-bef3-2109ba680802-300x200.png 300w, https:\/\/www.la-maison-electrique.com\/blog\/wp-content\/uploads\/2026\/05\/b11328c1-e825-4c93-bef3-2109ba680802-768x512.png 768w, https:\/\/www.la-maison-electrique.com\/blog\/wp-content\/uploads\/2026\/05\/b11328c1-e825-4c93-bef3-2109ba680802.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1\">Les diff\u00e9rents types de gaines ICTA<\/h2>\n\n\n\n<p>Il existe quatre grands types de gaines ICTA. Leur usage d\u00e9pend de l\u2019environnement d\u2019installation.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-background has-fixed-layout\" style=\"background-color:#e9e9e9\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Type de gaine<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Utilisation<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Avantages<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Gaine rigide PVC<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Id\u00e9ale pour les passages fixes, dans les faux-plafonds ou murs perc\u00e9s.<\/td><td class=\"has-text-align-center\" data-align=\"center\">Tr\u00e8s stable, elle r\u00e9siste aux contraintes m\u00e9caniques.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Gaine souple PVC<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Souvent utilis\u00e9e dans les logements.<\/td><td class=\"has-text-align-center\" data-align=\"center\">Facile \u00e0 poser, elle suit les courbes des gaines techniques.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Gaine m\u00e9tallique<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Recommand\u00e9e dans les locaux industriels ou techniques.<\/td><td class=\"has-text-align-center\" data-align=\"center\">Plus r\u00e9sistante aux chocs et \u00e0 la corrosion.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Gaine \u00e9tanche<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Indispensable dans les zones humides : salles de bain, caves, ext\u00e9rieurs.<\/td><td class=\"has-text-align-center\" data-align=\"center\">Emp\u00eache l\u2019infiltration d\u2019eau et prot\u00e8ge les c\u00e2bles.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2\">Quel diam\u00e8tre de gaine ICTA choisir ?<\/h2>\n\n\n\n<p>Le diam\u00e8tre d\u2019une gaine ICTA d\u00e9pend principalement du nombre de c\u00e2bles \u00e0 faire passer et de leur section. Il est important de pr\u00e9voir une gaine suffisamment large pour faciliter le tirage des fils et permettre d\u2019\u00e9ventuelles \u00e9volutions de l\u2019installation.<\/p>\n\n\n\n<p>Voici les diam\u00e8tres les plus utilis\u00e9s en installation domestique :<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-background has-fixed-layout\" style=\"background-color:#e9e9e9\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Diam\u00e8tre de gaine<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Utilisation courante<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Exemple de contenu<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Usage typique<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00d816 mm<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Circuits simples d\u2019\u00e9clairage<\/td><td class=\"has-text-align-center\" data-align=\"center\">3 fils de 1,5 mm\u00b2<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u00c9clairage int\u00e9rieur<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00d820 mm<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Prises \u00e9lectriques et circuits standards<\/td><td class=\"has-text-align-center\" data-align=\"center\">3 fils de 2,5 mm\u00b2<\/td><td class=\"has-text-align-center\" data-align=\"center\">Circuits de prises<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00d825 mm<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Plusieurs circuits ou c\u00e2bles r\u00e9seau \/ communication<\/td><td class=\"has-text-align-center\" data-align=\"center\">Plusieurs conducteurs + RJ45\/coaxial<\/td><td class=\"has-text-align-center\" data-align=\"center\">R\u00e9seau domestique et multim\u00e9dia<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00d832 mm<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Gaines techniques, longues distances ou gros volumes de c\u00e2bles<\/td><td class=\"has-text-align-center\" data-align=\"center\">Alimentation secondaire ou nombreux c\u00e2bles<\/td><td class=\"has-text-align-center\" data-align=\"center\">Tableau secondaire, GTL<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00d840 mm et +<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Colonnes techniques ou installations sp\u00e9cifiques<\/td><td class=\"has-text-align-center\" data-align=\"center\">Forte densit\u00e9 de c\u00e2bles<\/td><td class=\"has-text-align-center\" data-align=\"center\">Industrie, tertiaire, installations complexes<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Pour en savoir plus sur les c\u00e2bles \u00e9lectriques et leurs usages : <a href=\"https:\/\/www.la-maison-electrique.com\/blog\/2026\/02\/26\/3g1-5mm%C2%B2-ou-3g2-5mm%C2%B2-quel-cable-electrique-choisir\/\"><strong>3G1.5mm\u00b2 \/ 3G2.5mm\u00b2 : quel c\u00e2ble \u00e9lectrique choisir ?<\/strong><\/a><\/p>\n\n\n\n<p>Retrouvez ici nos diff\u00e9rentes gaines ICTA par diam\u00e8tre (vides et pr\u00e9fil\u00e9es) :<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.la-maison-electrique.com\/gaines-icta-908\" style=\"color:#d5d53f;background-color:#2c6076\"><strong>Gaines ICTA<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.la-maison-electrique.com\/gaines-prefilees-909\" style=\"color:#d5d53f;background-color:#2c6076\"><strong>Gaines Pr\u00e9fil\u00e9es<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3\">Comment choisir la bonne gaine ICTA selon les cas d\u2019usage ?<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-background has-fixed-layout\" style=\"background-color:#e9e9e9\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Cas d&rsquo;usage<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Type de gaine recommand\u00e9<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Pourquoi ?<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Logements collectifs<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Gaine souple<\/td><td class=\"has-text-align-center\" data-align=\"center\">Facile \u00e0 installer, elle s\u2019adapte aux espaces restreints et aux passages complexes.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Maisons individuelles<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Gaine rigide<\/td><td class=\"has-text-align-center\" data-align=\"center\">Id\u00e9ale pour les passages fixes, elle offre une excellente stabilit\u00e9 et une bonne durabilit\u00e9.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Locaux techniques ou industriels<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Gaine m\u00e9tallique ou \u00e9tanche<\/td><td class=\"has-text-align-center\" data-align=\"center\">Plus r\u00e9sistante aux vibrations, \u00e0 l\u2019humidit\u00e9 et aux variations de temp\u00e9rature.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4\">Les erreurs \u00e0 \u00e9viter :<\/h2>\n\n\n\n<p>Choisir une gaine inadapt\u00e9e peut fragiliser l\u2019installation \u00e9lectrique et compliquer la maintenance. <\/p>\n\n\n\n<p>\u00c9vitez d\u2019utiliser une gaine standard dans un environnement humide ou expos\u00e9 aux chocs m\u00e9caniques. Une gaine trop petite rend \u00e9galement le passage des c\u00e2bles difficile et peut provoquer une surchauffe. <\/p>\n\n\n\n<p>Enfin, veillez \u00e0 respecter les exigences de la norme NF C 15-100 afin de garantir une installation conforme, durable et s\u00e9curis\u00e9e.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Pour r\u00e9sumer<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une gaine ICTA est obligatoire pour tous les c\u00e2bles de communication<\/li>\n\n\n\n<li>Choisissez-la en fonction de l\u2019environnement (logement, industrie, humidit\u00e9)<\/li>\n\n\n\n<li>Respectez toujours la norme NF C 15-100<\/li>\n\n\n\n<li>Privil\u00e9giez les gaines souples pour les habitations<\/li>\n\n\n\n<li>Faites v\u00e9rifier vos installations par un professionnel<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Liens utiles et normes \u00e0 conna\u00eetre<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.afnor.org\/\">Norme NF C 15-100<\/a> \u2013 R\u00e9f\u00e9rence obligatoire pour les installations \u00e9lectriques en France<\/li>\n\n\n\n<li><a href=\"https:\/\/www.promotelec.com\/rechercher\/?cible=particuliers&amp;search=ICTA\">Promotelec &#8211; R\u00e9f\u00e9rentiel des solutions techniques<\/a> \u2013 Prescriptions techniques pour les gaines ICTA<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" id=\"5\"\/>\n\n\n<style type=\"text\/css\"><\/style><section id='' \n                class='helpie-faq accordions dark faq-toggle custom-styles open-first groupSettings-108__enabled' \n                data-collection='' \n                data-pagination='0' \n                data-search='0' \n                data-pagination-enabled='0'\n                role='region'\n                aria-label='FAQ Section'\n                aria-live='polite'><h3 class=\"collection-title\">FAQ - Gaines ICTA<\/h3><form class=\"search\" onSubmit=\"return false;\"><div class=\"search__wrapper\"><input type=\"text\" class=\"search__input\" aria-label=\"Search\" placeholder=\"Rechercher dans la FAQ\"><span class=\"search__icon\"><svg class=\"svg-icon--search\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 22 22\">\r\n                        <g fill=\"none\" stroke=\"#fcfcfc\">\r\n                            <path stroke-linecap=\"square\" stroke-width=\"2\" d=\"M18.5 18.3l-5.4-5.4\"\/>\r\n                            <circle cx=\"8\" cy=\"8\" r=\"7\" stroke-width=\"2\"\/>\r\n                        <\/g>\r\n                    <\/svg><\/span><\/div><div class=\"search__message\"><\/div><\/form><article class=\"accordion \"><div class='helpie-faq-row'><div class='helpie-faq-col helpie-faq-col-12' ><ul><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2087\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2087\"\r\n                data-id=\"post-2087\" \r\n                data-item=\"hfaq-post-2087\" \r\n                style=\"background:#0d5669;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Quelle gaine ICTA choisir pour un logement neuf ?<\/div><\/div><div id=\"accordion-content-post-2087\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2087\"\r\n                style=\"background:#0d5669;\"><p>Pour une installation \u00e9lectrique dans un logement neuf, la gaine ICTA souple en PVC est la solution la plus utilis\u00e9e. Facile \u00e0 installer, \u00e9conomique et conforme \u00e0 la norme NF C 15-100, elle convient parfaitement pour le passage des fils \u00e9lectriques dans les murs, plafonds ou cloisons.<\/p>\n<p>Elle est utilis\u00e9e aussi bien pour les circuits d\u2019\u00e9clairage, les prises \u00e9lectriques que les r\u00e9seaux de communication (RJ45, TV, Internet).<\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2088\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2088\"\r\n                data-id=\"post-2088\" \r\n                data-item=\"hfaq-post-2088\" \r\n                style=\"background:#0d5669;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Est-il obligatoire d\u2019utiliser une gaine ICTA dans une installation \u00e9lectrique ?<\/div><\/div><div id=\"accordion-content-post-2088\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2088\"\r\n                style=\"background:#0d5669;\"><p>Oui, la norme NF C 15-100 impose de prot\u00e9ger les conducteurs \u00e9lectriques \u00e0 l\u2019aide de conduits adapt\u00e9s, comme les gaines ICTA. Elles permettent de s\u00e9curiser l\u2019installation, de prot\u00e9ger les c\u00e2bles contre les chocs ou l\u2019humidit\u00e9, et de faciliter les op\u00e9rations de maintenance ou de remplacement.<\/p>\n<p>Cette obligation concerne aussi bien les constructions neuves que les r\u00e9novations importantes.<\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2089\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2089\"\r\n                data-id=\"post-2089\" \r\n                data-item=\"hfaq-post-2089\" \r\n                style=\"background:#0d5669;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Quelle gaine ICTA choisir pour un local humide ?<\/div><\/div><div id=\"accordion-content-post-2089\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2089\"\r\n                style=\"background:#0d5669;\"><p>Dans les pi\u00e8ces humides ou les environnements expos\u00e9s \u00e0 l\u2019eau (salle de bain, cave, garage, ext\u00e9rieur), il est recommand\u00e9 d\u2019utiliser une gaine ICTA \u00e9tanche ou renforc\u00e9e. Ces mod\u00e8les offrent une meilleure r\u00e9sistance \u00e0 l\u2019humidit\u00e9 et limitent les risques de d\u00e9gradation des c\u00e2bles \u00e9lectriques.<\/p>\n<p>Pour les environnements techniques ou industriels, une gaine m\u00e9tallique peut \u00e9galement \u00eatre utilis\u00e9e pour renforcer la protection m\u00e9canique.<\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2090\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2090\"\r\n                data-id=\"post-2090\" \r\n                data-item=\"hfaq-post-2090\" \r\n                style=\"background:#0d5669;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Peut-on utiliser une gaine ICTA pour les c\u00e2bles \u00e9lectriques ?<\/div><\/div><div id=\"accordion-content-post-2090\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2090\"\r\n                style=\"background:#0d5669;\"><p>Oui, les gaines ICTA sont sp\u00e9cialement con\u00e7ues pour prot\u00e9ger les fils et c\u00e2bles \u00e9lectriques dans les installations domestiques et tertiaires. Elles sont utilis\u00e9es pour les circuits d\u2019\u00e9clairage, les prises \u00e9lectriques, le chauffage ou encore les r\u00e9seaux de communication.<\/p>\n<p>Il est toutefois recommand\u00e9 de s\u00e9parer les courants forts (\u00e9lectricit\u00e9) et les courants faibles (Internet, TV, t\u00e9l\u00e9phonie) dans des gaines distinctes afin de respecter les bonnes pratiques d\u2019installation.<\/p>\n<\/div><\/li><li class=\"accordion__item \"><div class=\"accordion__header \" \r\n                id=\"accordion-header-post-2091\"\r\n                role=\"button\"\r\n                aria-expanded=\"false\"\r\n                aria-controls=\"accordion-content-post-2091\"\r\n                data-id=\"post-2091\" \r\n                data-item=\"hfaq-post-2091\" \r\n                style=\"background:#0d5669;\" \r\n                data-tags=\"\"\r\n                tabindex=\"0\"><div class=\"accordion__title\">Quel diam\u00e8tre de gaine ICTA faut-il choisir ?<\/div><\/div><div id=\"accordion-content-post-2091\" \r\n                class=\"accordion__body\" \r\n                role=\"region\"\r\n                aria-labelledby=\"accordion-header-post-2091\"\r\n                style=\"background:#0d5669;\"><p>Le diam\u00e8tre d\u00e9pend du nombre de fils \u00e9lectriques et de leur section. Les diam\u00e8tres les plus utilis\u00e9s en habitation sont :<\/p>\n<p>\u00d816 mm : circuits d\u2019\u00e9clairage<br \/>\n\u00d820 mm : prises \u00e9lectriques et circuits standards<br \/>\n\u00d825 mm : plusieurs circuits ou c\u00e2bles r\u00e9seau<br \/>\n\u00d832 mm et plus : installations techniques ou gros volumes de c\u00e2bles<\/p>\n<p>Il est conseill\u00e9 de pr\u00e9voir une gaine l\u00e9g\u00e8rement plus large afin de faciliter le passage des c\u00e2bles et les futures \u00e9volutions de l\u2019installation.<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/article><\/section>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><em>Cet article a pour but de vulgariser le sujet abord\u00e9. Pour vos projets d&rsquo;installation, faites valider vos travaux par un \u00e9lectricien qualifi\u00e9. \u2014 L&rsquo;\u00c9quipe LME<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une gaine ICTA (Isolant Cintrable Transversalement Annel\u00e9) est un conduit de protection utilis\u00e9 pour faire passer les fils et c\u00e2bles \u00e9lectriques dans les murs, cloisons, plafonds, combles ou planchers. Tr\u00e8s utilis\u00e9e dans les logements r\u00e9sidentiels, elle prot\u00e8ge les conducteurs \u00e9lectriques tout en facilitant leur installation et leur remplacement. Conforme \u00e0 la norme NF C 15-100, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2096,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[87,88,89,109,30,110],"class_list":["post-2084","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cables-et-cheminement","tag-3g1-5","tag-3g2-5","tag-gaine","tag-icta","tag-materiel-electrique","tag-prefile","entry","has-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gaine ICTA : comment bien faire son choix - Blog LME<\/title>\n<meta name=\"description\" content=\"Choisissez la bonne gaine ICTA selon votre installation : types, diam\u00e8tres, usages et conformit\u00e9 NF C 15-100.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.la-maison-electrique.com\/blog\/2026\/05\/13\/gaine-icta\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gaine ICTA : comment bien faire son choix - 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