{"id":113797,"date":"2026-09-02T09:31:58","date_gmt":"2026-09-02T07:31:58","guid":{"rendered":"https:\/\/batijournal.com\/?p=113797"},"modified":"2026-09-03T11:15:11","modified_gmt":"2026-09-03T09:15:11","slug":"gerald-merlin-la-decarbonation-de-la-facade-passe-aussi-par-le-process-industriel","status":"publish","type":"post","link":"https:\/\/batijournal.com\/index.php\/gerald-merlin-la-decarbonation-de-la-facade-passe-aussi-par-le-process-industriel\/113797\/","title":{"rendered":"G\u00e9rald Merlin : \u00ab La d\u00e9carbonation de la fa\u00e7ade passe aussi par le process industriel \u00bb"},"content":{"rendered":"<p>G\u00e9rald Merlin, chef des march\u00e9s structure &amp; fa\u00e7ade de wienerberger Terreal France, revient sur les choix industriels qui ont permis d\u2019atteindre ce niveau de performance.<\/p>\n<p><em><strong>Pourquoi avoir travaill\u00e9 sp\u00e9cifiquement sur la plaquette de parement ?<\/strong><\/em><\/p>\n<p>G\u00e9rald Merlin \u2013 La fa\u00e7ade est directement concern\u00e9e par la r\u00e9duction de l\u2019empreinte carbone des b\u00e2timents. Avec Phaunis, nous avons voulu agir sur plusieurs leviers simultan\u00e9ment : l\u2019\u00e9nergie n\u00e9cessaire \u00e0 la fabrication, bien s\u00fbr, mais \u00e9galement la quantit\u00e9 de mati\u00e8re utilis\u00e9e, les d\u00e9chets g\u00e9n\u00e9r\u00e9s et le transport. L\u2019objectif \u00e9tait de conserver l\u2019aspect d\u2019une terre cuite moul\u00e9e-main tout en repensant son mode de production.<\/p>\n<p><em><strong>Le principal changement intervient donc au niveau de la cuisson ?<\/strong><\/em><\/p>\n<p>Oui. Les plaquettes sont cuites dans un four 100 % \u00e9lectrique aliment\u00e9 en \u00e9lectricit\u00e9 verte, sur notre site de Kortemark, en Belgique. Le site dispose \u00e9galement d\u2019une production photovolta\u00efque qui couvre 25 % des besoins \u00e9nerg\u00e9tiques du process. Nous r\u00e9cup\u00e9rons par ailleurs la chaleur du four pour alimenter le s\u00e9choir. C\u2019est cette combinaison qui permet de r\u00e9duire fortement les consommations li\u00e9es \u00e0 la fabrication.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-113799\" src=\"https:\/\/batijournal.com\/wp-content\/uploads\/2026\/09\/wienerberger_Phaunis_usine.jpg\" alt=\"\" width=\"537\" height=\"358\" \/><\/p>\n<p><em><strong>Vous avez \u00e9galement travaill\u00e9 sur la quantit\u00e9 de mati\u00e8re utilis\u00e9e. Pourquoi ?<\/strong><\/em><\/p>\n<p>La d\u00e9carbonation ne se limite pas \u00e0 l\u2019\u00e9nergie de cuisson. Phaunis est fabriqu\u00e9e directement au bon format, sans op\u00e9ration de sciage. Cela \u00e9vite des pertes de mati\u00e8re et r\u00e9duit les d\u00e9chets de fabrication. Nous sommes \u00e9galement pass\u00e9s \u00e0 une \u00e9paisseur de 18 mm, contre 22 mm pour une plaquette moul\u00e9e-main standard, soit 18 % de mati\u00e8re en moins.<\/p>\n<p><strong><em>Cette r\u00e9duction a aussi un effet sur le transport ?<\/em><\/strong><\/p>\n<p>Oui, puisqu\u2019une plaquette plus fine et utilisant moins de mati\u00e8re permet de transporter davantage de m\u00e8tres carr\u00e9s par palette. Nous avons \u00e9galement travaill\u00e9 sur le conditionnement, avec des sangles recyclables et des housses fabriqu\u00e9es \u00e0 partir de mati\u00e8re recycl\u00e9e. Il faut regarder l\u2019ensemble de la cha\u00eene et pas uniquement la fabrication.<\/p>\n<p><strong><em>Quel r\u00e9sultat obtenez-vous en termes d\u2019empreinte carbone ?<\/em><\/strong><\/p>\n<p>Phaunis affiche un impact de 4,09 kg CO\u2082 eq\/UF, pose au mortier incluse, contre 11,6 kg CO\u2082 eq\/UF pour la FDES collective de r\u00e9f\u00e9rence des plaquettes en terre cuite. Cela repr\u00e9sente une r\u00e9duction de 65 %.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-113800\" src=\"https:\/\/batijournal.com\/wp-content\/uploads\/2026\/09\/wienerberger_Terca-Phaunis2.jpg\" alt=\"\" width=\"553\" height=\"415\" \/><\/p>\n<p><strong><em>La r\u00e9duction du carbone peut-elle modifier l\u2019aspect architectural du produit ?<\/em><\/strong><\/p>\n<p>C\u2019\u00e9tait justement l\u2019un des enjeux : conserver l\u2019aspect et la texture caract\u00e9ristiques du moul\u00e9-main. La performance environnementale doit pouvoir s\u2019int\u00e9grer au projet architectural sans r\u00e9duire les possibilit\u00e9s offertes aux prescripteurs. La gamme comprend aujourd\u2019hui deux formats, des plaquettes standards et d\u2019angle, ainsi que douze coloris. Quatre teintes suppl\u00e9mentaires sont en d\u00e9veloppement.<\/p>\n<p><em><strong>Cette innovation traduit-elle une \u00e9volution plus g\u00e9n\u00e9rale de votre approche de la fa\u00e7ade ?<\/strong><\/em><\/p>\n<p>Oui. Nous raisonnons de plus en plus \u00e0 l\u2019\u00e9chelle de l\u2019enveloppe et du cycle de vie du produit. Le carbone est aujourd&rsquo;hui un crit\u00e8re de choix au m\u00eame titre que les performances techniques, la durabilit\u00e9 ou l\u2019esth\u00e9tique. Pour l\u2019industriel, cela signifie intervenir sur le produit, mais aussi sur les proc\u00e9d\u00e9s de fabrication, la consommation de mati\u00e8re et la logistique.<\/p>\n<div class='et-box et-bio'>\n\t\t\t\t\t<div class='et-box-content'><h2><strong>Phaunis bas carbone en chiffres<\/strong><\/h2>\n<ul>\n<li><strong>4,09 kg CO\u2082 eq\/UF d\u2019impact carbone, pose au mortier incluse<\/strong><\/li>\n<li><strong>\u2013 65 % par rapport \u00e0 la FDES collective de r\u00e9f\u00e9rence<\/strong><\/li>\n<li><strong>18 mm d\u2019\u00e9paisseur, contre 22 mm pour une plaquette moul\u00e9e-main standard<\/strong><\/li>\n<li><strong>\u2013 18 % de mati\u00e8re utilis\u00e9e<\/strong><\/li>\n<li><strong>25 % des besoins \u00e9nerg\u00e9tiques du process couverts par le photovolta\u00efque du site<\/strong><\/li>\n<li><strong>12 coloris disponibles et quatre autres en d\u00e9veloppement<\/strong><\/li>\n<li><strong>2 formats : 210 \u00d7 50 \u00d7 18 mm et 215 \u00d7 65 \u00d7 18 mm.<\/strong><\/li>\n<\/ul><\/div><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avec Phaunis bas carbone, wienerberger s\u2019attaque \u00e0 l\u2019empreinte environnementale de la plaquette de parement en terre cuite. Cuisson \u00e9lectrique, r\u00e9duction de la mati\u00e8re, suppression du sciage et optimisation du transport permettent \u00e0 cette nouvelle gamme Terca d\u2019afficher un impact carbone de 4,09 kg CO\u2082 eq\/UF, pose au mortier incluse, soit 65 % de moins que la FDES collective de r\u00e9f\u00e9rence.<\/p>\n","protected":false},"author":17,"featured_media":113798,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[10736,6340],"tags":[],"class_list":["post-113797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-a-la-une","category-architecture-conception"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>G\u00e9rald Merlin : \u00ab La d\u00e9carbonation de la fa\u00e7ade passe aussi par le process industriel \u00bb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/batijournal.com\/index.php\/gerald-merlin-la-decarbonation-de-la-facade-passe-aussi-par-le-process-industriel\/113797\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"G\u00e9rald Merlin : \u00ab La d\u00e9carbonation de la fa\u00e7ade passe aussi par le process industriel \u00bb\" \/>\n<meta property=\"og:description\" content=\"Avec Phaunis bas carbone, wienerberger s\u2019attaque \u00e0 l\u2019empreinte environnementale de la plaquette de parement en terre cuite. 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