{"id":4194,"date":"2025-11-05T05:55:03","date_gmt":"2025-11-05T05:55:03","guid":{"rendered":"https:\/\/donyanchem.com\/?p=4194"},"modified":"2025-11-05T05:55:09","modified_gmt":"2025-11-05T05:55:09","slug":"5-reasons-why-expanding-foam-isnt-drying-properly","status":"publish","type":"post","link":"https:\/\/donyanchem.com\/fr\/5-reasons-why-expanding-foam-isnt-drying-properly\/","title":{"rendered":"Guide de d\u00e9pannage\u00a0: 5 raisons pour lesquelles votre mousse expansive ne s\u00e8che pas correctement"},"content":{"rendered":"<p><strong><a href=\"https:\/\/donyanchem.com\/fr\/product-category\/polyurethane-foam\/\">Expansion<\/a> Mousse<\/strong> Votre mousse isolante est-elle collante ou non durcie\u00a0? D\u00e9couvrez les 5 principales raisons. <strong><a href=\"https:\/\/donyanchem.com\/fr\/product-category\/polyurethane-foam\/\">mousse expansive<\/a><\/strong> Si le s\u00e9chage \u00e9choue, que ce soit par manque d&#039;humidit\u00e9 ou \u00e0 cause d&#039;une temp\u00e9rature inad\u00e9quate, d\u00e9couvrez d\u00e8s maintenant les solutions d&#039;experts.<\/p>\n\n\n\n<p>La mousse de polyur\u00e9thane expansive (mousse PU) durcit par une r\u00e9action chimique souvent d\u00e9clench\u00e9e par <strong>humidit\u00e9<\/strong> Dans l&#039;air ou sur le support. Si votre mousse ne durcit pas ou ne s\u00e8che pas, c&#039;est g\u00e9n\u00e9ralement d\u00fb \u00e0 l&#039;un de ces probl\u00e8mes courants.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-963103dd\"><h2 class=\"uagb-heading-text\">Introduction : Explication du processus de durcissement<\/h2><\/div>\n\n\n\n<p>La mousse expansive, g\u00e9n\u00e9ralement une <strong>mousse de polyur\u00e9thane (PU) monocomposante<\/strong>, est un mastic et un isolant puissant qui repose sur une r\u00e9action chimique sp\u00e9cifique pour se transformer d&#039;un liquide contenu dans une bo\u00eete en un solide rigide.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le <a href=\"https:\/\/www.dow.com\/en-us\/pdp.great-stuff-insulating-foam-sealants.10004062z.html\" target=\"_blank\" rel=\"noopener\">La chimie de la gu\u00e9rison<\/a><\/h3>\n\n\n\n<p>Le processus de durcissement de la mousse PU monocomposante est connu sous le nom de <strong>durcissement par humidit\u00e9<\/strong> ou <strong>hydrolyse<\/strong>. Il comprend deux composantes principales\u00a0:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Pr\u00e9polym\u00e8re :<\/strong> L&#039;ingr\u00e9dient principal de la bo\u00eete, un compos\u00e9 liquide \u00e0 base de <strong>isocyanates<\/strong> (souvent MDI).<\/li>\n\n\n\n<li><strong>Humidit\u00e9 (eau) :<\/strong> Le catalyseur essentiel provient g\u00e9n\u00e9ralement de l&#039;humidit\u00e9 de l&#039;air ou du substrat.<\/li>\n<\/ol>\n\n\n\n<p>Lors de la distribution de la mousse, le pr\u00e9polym\u00e8re r\u00e9agit avec les mol\u00e9cules d&#039;eau qu&#039;il rencontre. Cette r\u00e9action g\u00e9n\u00e8re\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Polyur\u00e9e :<\/strong> Cela forme la structure chimique solide et stable de la mousse durcie.<\/li>\n\n\n\n<li><strong>Dioxyde de carbone :<\/strong> Ce gaz est lib\u00e9r\u00e9 lors de la r\u00e9action, cr\u00e9ant les minuscules bulles qui provoquent la formation de mousse. <strong>d\u00e9velopper<\/strong> et combler le vide.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-b5ad067d wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/07\/Donyan-well-foam-polyurethane-13-768x1024.jpg ,https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/07\/Donyan-well-foam-polyurethane-13-scaled.jpg 780w, https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/07\/Donyan-well-foam-polyurethane-13-scaled.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/07\/Donyan-well-foam-polyurethane-13.jpg?resize=768%2C1024&#038;ssl=1\" alt=\"La mousse Donyan pu utilise de la mousse expansive\" class=\"uag-image-3786\" width=\"768\" height=\"1024\" title=\"Mousse de polyur\u00e9thane Donyan well (13)\" role=\"img\"\/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>1. Probl\u00e8mes d&#039;humidit\u00e9 : Trop peu ou trop<\/strong><\/h2>\n\n\n\n<p>L&#039;humidit\u00e9 est le catalyseur qui permet \u00e0 la mousse de durcir. Des probl\u00e8mes surviennent aux deux extr\u00eames.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Humidit\u00e9 insuffisante :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\u00a0La r\u00e9action chimique n\u00e9cessite l&#039;humidit\u00e9 de l&#039;air pour durcir correctement. Dans des environnements tr\u00e8s secs (faible humidit\u00e9, air froid hivernal), la mousse ne peut absorber suffisamment de vapeur d&#039;eau, ce qui donne une surface collante et molle qui ne durcit jamais compl\u00e8tement.<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Brumiser avec de l&#039;eau :<\/strong>\u00a0Juste apr\u00e8s l&#039;application de la mousse, vaporisez l\u00e9g\u00e8rement la zone avec de l&#039;eau \u00e0 l&#039;aide d&#039;un vaporisateur. Cela permet de cr\u00e9er l&#039;humidit\u00e9 n\u00e9cessaire \u00e0 une r\u00e9action chimique compl\u00e8te.<\/li>\n\n\n\n<li><strong>Humidifiez la surface :<\/strong>\u00a0Pour un r\u00e9sultat optimal, humidifiez l\u00e9g\u00e8rement la surface sur laquelle vous appliquez la mousse.\u00a0<em>avant<\/em>\u00a0Vous commencez.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Trop d&#039;humidit\u00e9 (application sur surfaces humides)\u00a0:<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\u00a0Bien que la mousse ait besoin d&#039;humidit\u00e9, son application sur une surface humide, ruisselante ou immerg\u00e9e peut perturber l&#039;\u00e9quilibre chimique. L&#039;exc\u00e8s d&#039;eau peut emp\u00eacher une bonne adh\u00e9rence et entra\u00eener un durcissement fragile, friable ou irr\u00e9gulier.<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\u00a0Assurez-vous que la surface est\u00a0<em>humide<\/em>, pas\u00a0<em>tremp\u00e9<\/em>. Essuyez toute trace d&#039;eau stagnante ou de flaques d&#039;eau avant l&#039;application.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. <a href=\"https:\/\/www.gapsandcracks.com\/lander\" target=\"_blank\" rel=\"noopener\">Temp\u00e9ratures extr\u00eames<\/a><\/strong><\/h2>\n\n\n\n<p>Les substances chimiques contenues dans la mousse expansive sont tr\u00e8s sensibles \u00e0 la temp\u00e9rature.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Trop froid :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\u00a0La r\u00e9action chimique ralentit consid\u00e9rablement par temps froid. Si l&#039;a\u00e9rosol, l&#039;applicateur ou la surface est \u00e0 une temp\u00e9rature inf\u00e9rieure \u00e0 la temp\u00e9rature recommand\u00e9e (g\u00e9n\u00e9ralement entre 5 et 10 \u00b0C), la mousse risque de ne pas se dilater correctement et son temps de s\u00e9chage sera beaucoup plus long, voire inexistant.<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9chauffer la canette :<\/strong>\u00a0Conserver la bo\u00eete \u00e0 temp\u00e9rature ambiante (70\u00b0F \/ 21\u00b0C est id\u00e9al) pendant au moins 24 heures avant utilisation.\u00a0<strong>Jamais<\/strong>\u00a0Chauffez-le avec une flamme ou de l&#039;eau chaude ; placez-le dans une pi\u00e8ce chaude.<\/li>\n\n\n\n<li><strong>R\u00e9chauffer la surface :<\/strong>\u00a0Si possible, r\u00e9chauffez au pr\u00e9alable la zone \u00e0 sceller \u00e0 l&#039;aide d&#039;un radiateur d&#039;appoint.<\/li>\n\n\n\n<li><strong>Utilisez de la mousse \u201c toutes saisons \u201d :<\/strong>\u00a0Certaines formulations sont con\u00e7ues pour fonctionner \u00e0 des temp\u00e9ratures plus basses.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Trop chaud :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\u00a0Une chaleur extr\u00eame peut provoquer une expansion trop rapide et violente de la mousse, cr\u00e9ant de grosses bulles d&#039;air fragiles qui \u00e9clatent et ne durcissent pas correctement. Elle peut \u00e9galement entra\u00eener un d\u00e9gagement gazeux trop rapide du propulseur.<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\u00a0\u00c9vitez d&#039;appliquer la mousse en plein soleil ou sur des surfaces tr\u00e8s chaudes. Travaillez \u00e0 l&#039;ombre ou aux heures les plus fra\u00eeches de la journ\u00e9e.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. Mousse expansive ancienne, p\u00e9rim\u00e9e ou contamin\u00e9e<\/strong><\/h2>\n\n\n\n<p>La mousse expansive a une dur\u00e9e de conservation limit\u00e9e.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\u00a0Avec le temps, les composants \u00e0 l&#039;int\u00e9rieur de l&#039;a\u00e9rosol peuvent se s\u00e9parer ou se d\u00e9grader. Un a\u00e9rosol ancien peut pulv\u00e9riser du liquide sans pour autant se dilater, ou mal se dilater, voire ne jamais durcir. De m\u00eame, si la mousse pr\u00e9sente dans la paille ou la buse apr\u00e8s une utilisation pr\u00e9c\u00e9dente durcit et contamine la valve, elle peut emp\u00eacher le bon m\u00e9lange des produits chimiques.<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>V\u00e9rifiez la date\u00a0:<\/strong>\u00a0V\u00e9rifiez la date de p\u00e9remption sur la bo\u00eete. N&#039;utilisez pas de bo\u00eetes p\u00e9rim\u00e9es pour des projets importants.<\/li>\n\n\n\n<li><strong>Utilisez une paille\/un embout propre\u00a0:<\/strong>\u00a0Utilisez toujours une paille applicatrice neuve et propre. Si vous utilisez un pistolet professionnel, nettoyez-le soigneusement imm\u00e9diatement apr\u00e8s chaque utilisation avec un nettoyant sp\u00e9cifique.<\/li>\n\n\n\n<li><strong>Testez d&#039;abord\u00a0:<\/strong>\u00a0Avant de commencer votre projet, effectuez un petit test de pulv\u00e9risation dans un sac ou une bo\u00eete en carton pour v\u00e9rifier la bonne expansion et le durcissement.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. Technique d&#039;application de mousse expansive incorrecte<\/strong><\/h2>\n\n\n\n<p>L&#039;erreur humaine est une cause tr\u00e8s fr\u00e9quente d&#039;\u00e9chec.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Secouer incorrectement :<\/strong>\u00a0Ne pas secouer suffisamment vigoureusement la canette signifie que les composants ne sont pas correctement m\u00e9lang\u00e9s.<\/li>\n\n\n\n<li><strong>Tenir la canette \u00e0 l&#039;envers :<\/strong>\u00a0Ce produit est r\u00e9serv\u00e9 \u00e0 un usage professionnel. Si vous utilisez une paille et tenez l&#039;a\u00e9rosol \u00e0 l&#039;envers, vous ne pulv\u00e9riserez que le propulseur, et non le m\u00e9lange moussant.<\/li>\n\n\n\n<li><strong>Application trop \u00e9paisse\u00a0:<\/strong>\u00a0La mousse a besoin d&#039;air (d&#039;humidit\u00e9) pour durcir compl\u00e8tement. Si vous appliquez une grosse quantit\u00e9 \u00e9paisse, l&#039;int\u00e9rieur risque de rester mou et non durci ind\u00e9finiment, car l&#039;humidit\u00e9 ne pourra pas p\u00e9n\u00e9trer.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Secouez vigoureusement :<\/strong>\u00a0Agiter l&#039;a\u00e9rosol pendant au moins 60 secondes avant utilisation, et p\u00e9riodiquement pendant l&#039;utilisation.<\/li>\n\n\n\n<li><strong>Tenir correctement :<\/strong>\u00a0Lorsqu&#039;on utilise une paille,\u00a0<strong>Gardez toujours la canette en position verticale.<\/strong>. Ne l&#039;inversez que si vous utilisez un pistolet \u00e0 mousse con\u00e7u \u00e0 cet effet.<\/li>\n\n\n\n<li><strong>Appliquer par couches\u00a0:<\/strong>\u00a0Pour les comblements profonds, appliquez la mousse en plusieurs couches, en laissant chaque couche de 2,5 \u00e0 5 cm se dilater et former une cro\u00fbte (environ 30 \u00e0 60 minutes) avant d&#039;appliquer la suivante. Cela permet \u00e0 chaque couche d&#039;\u00eatre expos\u00e9e \u00e0 l&#039;air et de durcir correctement.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. Mousse expansive inadapt\u00e9e \u00e0 l&#039;usage pr\u00e9vu<\/strong><\/h2>\n\n\n\n<p>L&#039;utilisation d&#039;un type de mousse inadapt\u00e9 peut entra\u00eener des probl\u00e8mes de durcissement et de performance.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le probl\u00e8me :<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Cellule ouverte vs. cellule ferm\u00e9e\u00a0:<\/strong>\u00a0La mousse \u00e0 cellules ouvertes est souple et flexible, ce qui peut \u00eatre confondu \u00e0 tort avec de la mousse \u201c\u00a0non durcie\u00a0\u201d. La mousse \u00e0 cellules ferm\u00e9es est rigide. Utiliser de la mousse \u00e0 cellules ouvertes dans une application structurelle ne sera pas appropri\u00e9.<\/li>\n\n\n\n<li><strong>Faible expansion vs. Forte expansion\u00a0:<\/strong>\u00a0L&#039;utilisation d&#039;une mousse \u00e0 forte expansion dans un espace r\u00e9duit et confin\u00e9 peut cr\u00e9er une pression immense qui emp\u00eache la mousse de se dilater et de durcir correctement, ou qui peut d\u00e9former les mat\u00e9riaux.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>La solution :<\/strong>\u00a0Lisez attentivement l&#039;\u00e9tiquette de la bo\u00eete. Utilisez\u00a0<strong>mousse \u00e0 faible expansion<\/strong>\u00a0Pour les abords des fen\u00eatres et des portes afin d&#039;\u00e9viter les d\u00e9formations. Utilisez\u00a0<strong>mousse \u00e0 haut gonflement<\/strong>\u00a0pour les grands espaces et les vides. Utilisez\u00a0<strong>mousses sp\u00e9ciales<\/strong>\u00a0pour des t\u00e2ches sp\u00e9cifiques comme la protection contre l&#039;incendie.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Que faire de la mousse non durcie ?<\/strong><\/h3>\n\n\n\n<p>Si vous \u00eates d\u00e9j\u00e0 aux prises avec une situation d\u00e9licate et inextricable\u00a0:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Attendez plus longtemps\u00a0:<\/strong>\u00a0Si cela ne fait que quelques heures, attendez 24 heures compl\u00e8tes, surtout s&#039;il fait froid.<\/li>\n\n\n\n<li><strong>Brume :<\/strong>\u00a0Vaporisez l\u00e9g\u00e8rement d&#039;eau la mousse non durcie. Cela peut parfois amorcer le processus de durcissement si le probl\u00e8me \u00e9tait un taux d&#039;humidit\u00e9 trop faible.<\/li>\n\n\n\n<li><strong>Accise et r\u00e9application\u00a0:<\/strong>\u00a0S&#039;il est clair que la mousse ne durcira jamais (par exemple, si cela fait des jours et qu&#039;elle est toujours collante), la meilleure solution est de\u00a0<strong>D\u00e9coupez soigneusement la mousse non durcie<\/strong>\u00a0\u00c0 l&#039;aide d&#039;un couteau \u00e0 mastic ou d&#039;une scie, nettoyez la cavit\u00e9 du mieux que vous pouvez et appliquez une nouvelle couche de mousse en suivant scrupuleusement toutes les \u00e9tapes d\u00e9crites ci-dessus.<\/li>\n<\/ol>\n\n\n\n<p>En comprenant ces cinq points cl\u00e9s, vous pourrez r\u00e9soudre presque tous les probl\u00e8mes li\u00e9s \u00e0 la mousse expansive et garantir une \u00e9tanch\u00e9it\u00e9 parfaite et rigide \u00e0 chaque fois.<\/p>\n\n\n\t\t\t<div class=\"srfm-form-container srfm-form-container-2475 srfm-bg-color\">\n\t\t\t<style>\n\t\t\t\t\/* Need to check and remove the input variables related to the Style Tab. *\/\n\t\t\t\t.srfm-form-container-2475 {\n\t\t\t\t\t\/* New test variables *\/\n\t\t\t\t\t--srfm-color-scheme-primary: var(--ast-global-color-0);\n\t\t\t\t\t--srfm-color-scheme-text-on-primary: #FFFFFF;\n\t\t\t\t\t--srfm-color-scheme-text: var(--ast-global-color-2);\n\t\t\t\t\t--srfm-quill-editor-color: var(--ast-global-color-0);\n\n\t\t\t\t\t--srfm-color-input-label: var(--ast-global-color-2);\n\t\t\t\t\t--srfm-color-input-description: hsl( from var(--ast-global-color-2) h s l \/ 0.65 );\n\t\t\t\t\t--srfm-color-input-placeholder: hsl( from var(--ast-global-color-2) h s l \/ 0.5 );\n\t\t\t\t\t--srfm-color-input-text: var(--ast-global-color-2);\n\t\t\t\t\t--srfm-color-input-prefix: hsl( from var(--ast-global-color-2) h s l \/ 0.65 );\n\t\t\t\t\t--srfm-color-input-background: hsl( from var(--ast-global-color-2) h s l \/ 0.02 );\n\t\t\t\t\t--srfm-color-input-background-hover: hsl( from var(--ast-global-color-2) h s l \/ 0.05 );\n\t\t\t\t\t--srfm-color-input-background-disabled: hsl( from var(--ast-global-color-2) h s l \/ 0.07 );\n\t\t\t\t\t--srfm-color-input-border: hsl( from var(--ast-global-color-2) h s l \/ 0.25 );\n\t\t\t\t\t--srfm-color-input-border-disabled: hsl( from var(--ast-global-color-2) h s l \/ 0.15 );\n\t\t\t\t\t--srfm-color-multi-choice-svg: hsl( from var(--ast-global-color-2) h s l \/ 0.7 );\n\t\t\t\t\t--srfm-color-input-border-hover: hsl( from var(--ast-global-color-0) h s l \/ 0.65 );\n\t\t\t\t\t--srfm-color-input-border-focus-glow: hsl( from var(--ast-global-color-0) h s l \/ 0.15 );\n\t\t\t\t\t--srfm-color-input-selected: hsl( from var(--ast-global-color-0) h s l \/ 0.1 );\n\t\t\t\t\t--srfm-btn-color-hover: hsl( from var(--ast-global-color-0) h s l \/ 0.9 );\n\t\t\t\t\t--srfm-btn-color-disabled: hsl( from var(--ast-global-color-0) h s l \/ 0.25 );\n\n\t\t\t\t\t\/* Dropdown Variables *\/\n\t\t\t\t\t--srfm-dropdown-input-background-hover: hsl( from var(--ast-global-color-2) h s l \/ 0.05 );\n\t\t\t\t\t--srfm-dropdown-option-background-hover: hsl( from var(--ast-global-color-2) h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-option-background-selected: hsl( from var(--ast-global-color-2) h s l \/ 0.05 );\n\t\t\t\t\t--srfm-dropdown-option-selected-icon: hsl( from var(--ast-global-color-2) h s l \/ 0.65 );\n\t\t\t\t\t--srfm-dropdown-option-text-color: hsl( from var(--ast-global-color-2) h s l \/ 0.80 );\n\t\t\t\t\t--srfm-dropdown-option-selected-text: var(--ast-global-color-2);\n\t\t\t\t\t--srfm-dropdown-badge-background: hsl( from var(--ast-global-color-2) h s l \/ 0.05 );\n\t\t\t\t\t--srfm-dropdown-badge-background-hover: hsl( from var(--ast-global-color-2) h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-menu-border-color: hsl( from var(--ast-global-color-2) h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-placeholder-color: hsl( from var(--ast-global-color-2) h s l \/ 0.50 );\n\t\t\t\t\t--srfm-dropdown-icon-color: hsl( from var(--ast-global-color-2) h s l \/ 0.65 );\n\t\t\t\t\t--srfm-dropdown-icon-disabled: hsl( from var(--ast-global-color-2) h s l \/ 0.25 );\n\n\t\t\t\t\t\/* Background Control Variables *\/\n\t\t\t\t\t--srfm-instant-form-padding-top: 32px;--srfm-instant-form-padding-right: 32px;--srfm-instant-form-padding-bottom: 32px;--srfm-instant-form-padding-left: 32px;--srfm-instant-form-border-radius-top: 12px;--srfm-instant-form-border-radius-right: 12px;--srfm-instant-form-border-radius-bottom: 12px;--srfm-instant-form-border-radius-left: 12px;--srfm-form-padding-top: 0px;--srfm-form-padding-right: 0px;--srfm-form-padding-bottom: 0px;--srfm-form-padding-left: 0px;--srfm-form-border-radius-top: 0px;--srfm-form-border-radius-right: 0px;--srfm-form-border-radius-bottom: 0px;--srfm-form-border-radius-left: 0px;--srfm-bg-color: #ffffff;--srfm-bg-overlay-opacity: 1;\t\t\t\t\t--srfm-row-gap-between-blocks: 18px;--srfm-address-label-font-size: 16px;--srfm-address-label-line-height: 24px;--srfm-address-description-font-size: 14px;--srfm-address-description-line-height: 20px;--srfm-col-gap-between-fields: 16px;--srfm-row-gap-between-fields: 16px;--srfm-gap-below-address-label: 14px;--srfm-dropdown-font-size: 14px;--srfm-dropdown-gap-between-input-menu: 4px;--srfm-dropdown-badge-padding: 2px 6px;--srfm-dropdown-multiselect-font-size: 12px;--srfm-dropdown-multiselect-line-height: 16px;--srfm-dropdown-padding-right: 12px;--srfm-dropdown-padding-right-icon: calc( var( --srfm-dropdown-padding-right ) + 20px );--srfm-dropdown-multiselect-padding: 8px var( --srfm-dropdown-padding-right-icon ) 8px 8px;--srfm-input-height: 44px;--srfm-input-field-padding: 10px 12px;--srfm-input-field-font-size: 16px;--srfm-input-field-line-height: 24px;--srfm-input-field-margin-top: 6px;--srfm-input-field-margin-bottom: 6px;--srfm-checkbox-label-font-size: 16px;--srfm-checkbox-label-line-height: 24px;--srfm-checkbox-description-font-size: 14px;--srfm-checkbox-description-line-height: 20px;--srfm-check-ctn-width: 16px;--srfm-check-ctn-height: 16px;--srfm-check-svg-size: 10px;--srfm-checkbox-margin-top-frontend: 4px;--srfm-checkbox-margin-top-editor: 6px;--srfm-check-gap: 8px;--srfm-checkbox-description-margin-left: 24px;--srfm-flag-section-padding: 10px 0 10px 12px;--srfm-gap-between-icon-text: 8px;--srfm-label-font-size: 16px;--srfm-label-line-height: 24px;--srfm-description-font-size: 14px;--srfm-description-line-height: 20px;--srfm-btn-padding: 10px 14px;--srfm-btn-font-size: 16px;--srfm-btn-line-height: 24px;--srfm-multi-choice-horizontal-padding: 20px;--srfm-multi-choice-vertical-padding: 20px;--srfm-multi-choice-internal-option-gap: 8px;--srfm-multi-choice-vertical-svg-size: 40px;--srfm-multi-choice-horizontal-image-size: 24px;--srfm-multi-choice-vertical-image-size: 120px;--srfm-multi-choice-outer-padding: 2px;\t\t\t\t}\n\t\t\t<\/style>\n\t\t\t\t\t\t\t<form method=\"post\" enctype=\"multipart\/form-data\" id=\"srfm-form-2475\" class=\"srfm-form\"\n\t\t\t\tform-id=\"2475\" after-submission=\"hide form\" message-type=\"same page\" success-url=\"\" ajaxurl=\"https:\/\/donyanchem.com\/wp-admin\/admin-ajax.php\" data-submit-token=\"fdd053f9dc9d33aafa6fde2d8a8dac70aff87489916075d3d5d66899f93a0e56\" action=\"\"\n\t\t\t\t>\n\t\t\t\t\n\t\t\t\t<input type=\"hidden\" value=\"2475\" name=\"form-id\">\n\t\t\t\t<input type=\"hidden\" value=\"\" name=\"srfm-sender-email-field\" id=\"srfm-sender-email\">\n\t\t\t\t<input type=\"hidden\" value=\"\" id=\"srfm-page-break\">\n\t\t\t\t\t\t\t\t\t<input type=\"hidden\" value=\"\" name=\"srfm-honeypot-field\">\n\t\t\t\t\t\t\t<p id=\"srfm-error-message\" class=\"srfm-common-error-message srfm-error-message srfm-head-error\" hidden>\t\t<span class=\"srfm-icon\" aria-hidden=\"true\">\n\t\t\t<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='20' height='20' fill='none'><path d='M9.99935 18.3327C14.6017 18.3327 18.3327 14.6017 18.3327 9.99935C18.3327 5.39698 14.6017 1.66602 9.99935 1.66602C5.39698 1.66602 1.66602 5.39698 1.66602 9.99935C1.66602 14.6017 5.39698 18.3327 9.99935 18.3327Z' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><path d='M10 6.66602V9.99935' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><path d='M10 13.334H10.0083' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><\/svg>\t\t<\/span>\n\t\t<span class=\"srfm-error-content\">Une erreur s&#039;est produite lors de l&#039;envoi de votre formulaire. Veuillez r\u00e9essayer.<\/span><\/p>\n\t\t\t\t\t<div data-block-id=\"60d87b1b\" class=\"srfm-block-single srfm-block srfm-input-block srf-input-60d87b1b-block  srfm-block-width-100 srfm-slug-enter-your-full-name 2397\" >\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-block-wrap\">\n\t\t\t\t<input class=\"srfm-input-common srfm-input-input\" type=\"text\" name=\"srfm-input-60d87b1b-lbl-RW50ZXIgeW91ciBmdWxsIG5hbWU-enter-your-full-name\" id=\"srfm-input-60d87b1b-lbl-RW50ZXIgeW91ciBmdWxsIG5hbWU\"\n\t\t\t\t\taria-describedby='srfm-error-60d87b1b'\t\t\t\t\tdata-required=\"false\" aria-required=\"false\" data-unique=\"false\" maxlength=\"100\" value=\"\"  placeholder=\"Entrez votre nom complet\"  data-srfm-mask=\"none\"   \/>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"srfm-error-wrap\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-error-message\" data-srfm-id=\"srfm-error-60d87b1b\" data-error-msg=\"Ce champ est n\u00e9cessaire.\" data-unique-msg=\"La valeur doit \u00eatre unique.\">\n\t\t\t\t\t\tCe champ est n\u00e9cessaire.\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\n\n\t\t\t<div data-block-id=\"fbc8c2f3\" class=\"srfm-block-single srfm-block srfm-input-block srf-input-fbc8c2f3-block  srfm-block-width-100 srfm-slug-phone-number 2397\" >\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-block-wrap\">\n\t\t\t\t<input class=\"srfm-input-common srfm-input-input\" type=\"text\" name=\"srfm-input-fbc8c2f3-lbl-UGhvbmUgbnVtYmVy-phone-number\" id=\"srfm-input-fbc8c2f3-lbl-UGhvbmUgbnVtYmVy\"\n\t\t\t\t\taria-describedby='srfm-error-fbc8c2f3'\t\t\t\t\tdata-required=\"false\" aria-required=\"false\" data-unique=\"false\" maxlength=\"100\" value=\"\"  placeholder=\"Num\u00e9ro de t\u00e9l\u00e9phone\"  data-srfm-mask=\"none\"   \/>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"srfm-error-wrap\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-error-message\" data-srfm-id=\"srfm-error-fbc8c2f3\" data-error-msg=\"Ce champ est n\u00e9cessaire.\" data-unique-msg=\"La valeur doit \u00eatre unique.\">\n\t\t\t\t\t\tCe champ est n\u00e9cessaire.\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\n\n\t\t\t<div data-block-id=\"f9fe6c7b\" class=\"srfm-block-single srfm-block srfm-email-block srf-email-f9fe6c7b-block  srfm-block-width-100 srfm-slug-your-email 2397 srfm-email-block-wrap\">\n\t\t\t\t<div class=\"srfm-email-block srf-email-f9fe6c7b-block\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-block-wrap\">\n\t\t\t\t\t\t<input class=\"srfm-input-common srfm-input-email\" type=\"email\" name=\"srfm-email-f9fe6c7b-lbl-WW91ciBlbWFpbA-your-email\" id=\"srfm-email-f9fe6c7b-lbl-WW91ciBlbWFpbA\"\n\t\t\t\t\t\taria-describedby='srfm-error-f9fe6c7b'\t\t\t\t\t\tdata-required=\"false\" aria-required=\"false\" data-unique=\"false\" value=\"\"  placeholder=\"Votre email\"   \/>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"srfm-error-wrap\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-error-message\" data-srfm-id=\"srfm-error-f9fe6c7b\" data-error-msg=\"Ce champ est n\u00e9cessaire.\" data-unique-msg=\"La valeur doit \u00eatre unique.\">\n\t\t\t\t\t\tCe champ est n\u00e9cessaire.\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\n\n\t\t\t<div data-block-id=\"2ae8e708\" class=\"srfm-block-single srfm-block srfm-input-block srf-input-2ae8e708-block  srfm-block-width-100 srfm-slug-service-description 2397\" >\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-block-wrap\">\n\t\t\t\t<input class=\"srfm-input-common srfm-input-input\" type=\"text\" name=\"srfm-input-2ae8e708-lbl-U2VydmljZSBkZXNjcmlwdGlvbg-service-description\" id=\"srfm-input-2ae8e708-lbl-U2VydmljZSBkZXNjcmlwdGlvbg\"\n\t\t\t\t\taria-describedby='srfm-error-2ae8e708'\t\t\t\t\tdata-required=\"false\" aria-required=\"false\" data-unique=\"false\" maxlength=\"100\" value=\"\"  placeholder=\"Description du service\"  data-srfm-mask=\"none\"   \/>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"srfm-error-wrap\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-error-message\" data-srfm-id=\"srfm-error-2ae8e708\" data-error-msg=\"Ce champ est n\u00e9cessaire.\" data-unique-msg=\"La valeur doit \u00eatre unique.\">\n\t\t\t\t\t\tCe champ est n\u00e9cessaire.\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\n\n\t\t<div data-block-id=\"b79b54a0\" class=\"srfm-block-single srfm-block srfm-textarea-block srf-textarea-b79b54a0-block  srfm-block-width-100 2397\">\n\t\t\t\t\t\t\t\t\t<div class=\"srfm-block-wrap\">\n\t\t\t\t<textarea\n\t\t\t\t\tclass=\"srfm-input-common srfm-input-textarea\"\n\t\t\t\t\tname=\"srfm-textarea-b79b54a0-lbl-TWVzc2FnZQ-message\"\n\t\t\t\t\tid=\"srfm-textarea-b79b54a0-lbl-TWVzc2FnZQ-1110\"\n\t\t\t\t\taria-describedby='srfm-error-b79b54a0'\t\t\t\t\tdata-required=\"false\" aria-required=\"false\"  rows=\"4\"   placeholder=\"Message\" \t\t\t\t\t\t\t\t\t\t\t\t\t\t\t><\/textarea>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"srfm-error-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\n\t\t\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"srfm-submit-container\" style=\"\">\n\t\t\t\t\t\t<div style=\"width: ; text-align: left\" class=\"wp-block-button\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<button style=\"\" id=\"srfm-submit-btn\" class=\"srfm-btn-frontend srfm-button srfm-submit-button\"\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t<div class=\"srfm-submit-wrap\">\n\t\t\t\t\t\t\t\t\tOBTENEZ UN DEVIS GRATUIT\t\t\t\t\t\t\t\t<div class=\"srfm-loader\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/button>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<p id=\"srfm-error-message\" class=\"srfm-common-error-message srfm-error-message srfm-footer-error\" hidden>\t\t<span class=\"srfm-icon\" aria-hidden=\"true\">\n\t\t\t<svg xmlns='http:\/\/www.w3.org\/2000\/svg' width='20' height='20' fill='none'><path d='M9.99935 18.3327C14.6017 18.3327 18.3327 14.6017 18.3327 9.99935C18.3327 5.39698 14.6017 1.66602 9.99935 1.66602C5.39698 1.66602 1.66602 5.39698 1.66602 9.99935C1.66602 14.6017 5.39698 18.3327 9.99935 18.3327Z' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><path d='M10 6.66602V9.99935' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><path d='M10 13.334H10.0083' stroke='currentColor' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' \/><\/svg>\t\t<\/span>\n\t\t<span class=\"srfm-error-content\">Une erreur s&#039;est produite lors de l&#039;envoi de votre formulaire. Veuillez r\u00e9essayer.<\/span><\/p>\n\t\t\t\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form>\n\t\t\t<div class=\"srfm-single-form srfm-success-box in-page\">\n\t\t\t\t<div aria-live=\"polite\" aria-atomic=\"true\" role=\"alert\" id=\"srfm-success-message-page-2475\" class=\"srfm-success-box-description\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Expanding Foam &#8211; Is your spray foam sticky or uncured? Discover the top 5 reasons why expanding foam fails to dry, from lack of moisture to poor temperature, and learn the expert fixes now. Expanding polyurethane foam (PU foam) cures through a chemical reaction that is often triggered by moisture in the air or on [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3786,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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