{"id":4208,"date":"2025-11-14T08:10:10","date_gmt":"2025-11-14T08:10:10","guid":{"rendered":"https:\/\/donyanchem.com\/?p=4208"},"modified":"2025-11-14T08:10:14","modified_gmt":"2025-11-14T08:10:14","slug":"troubleshooting-common-spray-foam-problems","status":"publish","type":"post","link":"https:\/\/donyanchem.com\/fr\/troubleshooting-common-spray-foam-problems\/","title":{"rendered":"D\u00e9pannage des probl\u00e8mes courants li\u00e9s \u00e0 la mousse expansive"},"content":{"rendered":"<p><strong><a href=\"https:\/\/donyanchem.com\/fr\/product-category\/polyurethane-foam\/\">Mousse de polyur\u00e9thane projet\u00e9e (SPF)<\/a><\/strong> Ce mat\u00e9riau d&#039;isolation et d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 l&#039;air est remarquable, reconnu pour son coefficient R \u00e9lev\u00e9 et sa capacit\u00e9 \u00e0 cr\u00e9er une barri\u00e8re thermique continue. Cependant, sa mise en \u0153uvre r\u00e9ussie repose sur une science pr\u00e9cise, n\u00e9cessitant un dosage pr\u00e9cis des composants chimiques, un \u00e9quipement adapt\u00e9 et des conditions environnementales optimales. Tout d\u00e9s\u00e9quilibre de ces facteurs peut engendrer des probl\u00e8mes compromettant les performances, la s\u00e9curit\u00e9 et la durabilit\u00e9 de la mousse. <\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-f0893cb6\"><h2 class=\"uagb-heading-text\"><strong>Probl\u00e8me 1\u00a0: M\u00e9lange insuffisant et mousse de proportions inad\u00e9quates (Probl\u00e8mes de mousse projet\u00e9e affectant les performances du noyau)<\/strong><\/h2><\/div>\n\n\n\n<p>L&#039;un des aspects les plus critiques de l&#039;application de la mousse de polyur\u00e9thane projet\u00e9e (SPF) est le m\u00e9lange pr\u00e9cis \u00e0 parts \u00e9gales (1:1) de ses deux composants liquides\u00a0: l&#039;isocyanate (composant A) et la r\u00e9sine polyol (composant B). Ces composants doivent \u00eatre chauff\u00e9s \u00e0 une temp\u00e9rature sp\u00e9cifique et dos\u00e9s avec exactitude au pistolet de pulv\u00e9risation.<\/p>\n\n\n\n<p>Lorsque les deux composants ne sont pas parfaitement m\u00e9lang\u00e9s ou ne sont pas dans les proportions ad\u00e9quates, la mousse ne durcit pas correctement. Il est possible que certaines zones restent collantes au toucher longtemps apr\u00e8s l&#039;application (on parle alors de mousse \u201c\u00a0non durcie\u00a0\u201d ou \u201c\u00a0verte\u00a0\u201d). La mousse peut \u00e9galement para\u00eetre fonc\u00e9e et cassante, ou pr\u00e9senter une texture et une couleur \u00e9tranges et irr\u00e9guli\u00e8res. Il ne s&#039;agit pas d&#039;un simple probl\u00e8me esth\u00e9tique\u00a0: une mousse dont les proportions sont incorrectes n&#039;atteindra pas sa valeur R indiqu\u00e9e, risque de se r\u00e9tracter avec le temps et peut continuer \u00e0 \u00e9mettre des compos\u00e9s organiques volatils (COV) \u00e0 des niveaux plus \u00e9lev\u00e9s qu&#039;une mousse correctement durcie.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-2eb33962\"><h3 class=\"uagb-heading-text\"><strong>\u00c9tapes cl\u00e9s du d\u00e9pannage (d\u00e9pannage de la mousse de polyur\u00e9thane)\u00a0:<\/strong><\/h3><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cause:<\/strong>\u00a0Des r\u00e9glages de temp\u00e9rature incorrects sur le doseur, des filtres obstru\u00e9s, des joints de pompe us\u00e9s ou un pistolet de pulv\u00e9risation d\u00e9fectueux peuvent emp\u00eacher un m\u00e9lange homog\u00e8ne. Une mauvaise technique, comme le fait de tenir le pistolet trop loin du support, peut \u00e9galement nuire au bon m\u00e9lange.<\/li>\n\n\n\n<li><strong>Solution:<\/strong>\u00a0Un installateur professionnel interrompra imm\u00e9diatement la pulv\u00e9risation. Il v\u00e9rifiera la temp\u00e9rature et la pression de l&#039;appareil, inspectera et nettoiera les filtres, et testera le jet de pulv\u00e9risation sur une surface jetable comme du carton jusqu&#039;\u00e0 l&#039;obtention d&#039;une mousse homog\u00e8ne, jaune cr\u00e8me et \u00e0 expansion correcte. En cas de d\u00e9s\u00e9quilibre important, il est souvent n\u00e9cessaire de d\u00e9couper la mousse d\u00e9fectueuse et d&#039;en appliquer une nouvelle couche.<\/li>\n<\/ul>\n\n\n\n<p><strong>Avis d&#039;expert\u00a0:<\/strong><br>La r\u00e9action chimique entre les composants A et B, appel\u00e9e polym\u00e9risation, est tr\u00e8s sensible \u00e0 la temp\u00e9rature et au rapport des composants. Ressources issues de\u00a0<strong><a href=\"https:\/\/pfa.org\/foam-performance\/\" target=\"_blank\" rel=\"noopener\">Association de la mousse de polyur\u00e9thane (PFA)<\/a><\/strong>\u00a0d\u00e9tailler le caract\u00e8re critique de ce processus, en soulignant que m\u00eame un petit \u00e9cart peut entra\u00eener des d\u00e9faillances importantes.<\/p>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-4ca2e0ce 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\/06\/DonYan-aerosol-spray-factory-7-1024x576.jpg ,https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-aerosol-spray-factory-7-scaled.jpg 780w, https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-aerosol-spray-factory-7-scaled.jpg 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-aerosol-spray-factory-7.jpg?resize=1024%2C576&#038;ssl=1\" alt=\"Probl\u00e8mes de mousse expansive\" class=\"uag-image-3476\" width=\"1024\" height=\"576\" title=\"Probl\u00e8mes de mousse expansive\" role=\"img\"\/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-87ef5e77\"><h2 class=\"uagb-heading-text\"><strong>Probl\u00e8me 2\u00a0: Conditions d\u2019application d\u00e9favorables \u2013 Temp\u00e9rature et humidit\u00e9<\/strong><\/h2><\/div>\n\n\n\n<p>La mousse expansive est r\u00e9put\u00e9e pour \u00eatre tr\u00e8s sensible \u00e0 son environnement d&#039;application. La temp\u00e9rature du support (la surface \u00e0 pulv\u00e9riser) et l&#039;humidit\u00e9 ambiante jouent un r\u00f4le primordial dans la r\u00e9action et le durcissement de la mousse.<\/p>\n\n\n\n<p>L&#039;application de mousse sur une surface froide (g\u00e9n\u00e9ralement en dessous de 15 \u00b0C) peut entra\u00eener une mauvaise adh\u00e9rence et un d\u00e9collement, la mousse se r\u00e9tractant sur les bords lors de sa dilatation et de sa contraction. Elle peut \u00e9galement pr\u00e9senter une surface dense et cro\u00fbteuse, avec un c\u0153ur fragile et sous-gonfl\u00e9. \u00c0 l&#039;inverse, par forte humidit\u00e9, la vapeur d&#039;eau pr\u00e9sente dans l&#039;air peut r\u00e9agir avec l&#039;isocyanate, provoquant une production excessive de gaz. Il en r\u00e9sulte une mousse fine, friable et s&#039;effritant, souvent avec une odeur de br\u00fbl\u00e9.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-71236976\"><h3 class=\"uagb-heading-text\"><strong>\u00c9tapes cl\u00e9s du d\u00e9pannage (d\u00e9pannage de la mousse de polyur\u00e9thane)\u00a0:<\/strong><\/h3><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cause:<\/strong>\u00a0Pulv\u00e9riser dans un espace non climatis\u00e9 (par exemple, un grenier froid ou un vide sanitaire humide) sans pr\u00e9paration ad\u00e9quate.<\/li>\n\n\n\n<li><strong>Solution:<\/strong>\u00a0La pr\u00e9vention est essentielle. Un entrepreneur comp\u00e9tent contr\u00f4lera la temp\u00e9rature de la zone de travail pendant au moins 24 heures avant et apr\u00e8s l&#039;application. Les supports doivent \u00eatre chauff\u00e9s si n\u00e9cessaire. En cas d&#039;humidit\u00e9 \u00e9lev\u00e9e, les installateurs devront peut-\u00eatre ajuster le temps de prise du produit chimique ou programmer les travaux \u00e0 un moment plus sec de la journ\u00e9e. Si la mousse appliqu\u00e9e est de mauvaise qualit\u00e9, la seule solution fiable est de la retirer et de la r\u00e9appliquer dans des conditions optimales.<\/li>\n<\/ul>\n\n\n\n<p><strong>Avis d&#039;expert\u00a0:<\/strong><br>Le centre de solutions Building America du d\u00e9partement am\u00e9ricain de l&#039;\u00c9nergie souligne l&#039;importance des conditions ambiantes, affirmant que la temp\u00e9rature du substrat est l&#039;un des facteurs les plus n\u00e9glig\u00e9s dans la performance de la mousse de polyur\u00e9thane projet\u00e9e.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-114b051f\"><h2 class=\"uagb-heading-text\"><strong>Probl\u00e8me 3\u00a0: Odeurs et \u00e9manations toxiques (Probl\u00e8mes li\u00e9s \u00e0 la mousse isolante projet\u00e9e et leur impact sur la qualit\u00e9 de l\u2019air int\u00e9rieur)<\/strong><\/h2><\/div>\n\n\n\n<p>Une mousse isolante projet\u00e9e correctement polym\u00e9ris\u00e9e doit \u00eatre inerte et d\u00e9gager une odeur tr\u00e8s faible et agr\u00e9able. Les odeurs chimiques persistantes sont un signe d&#039;alerte et une pr\u00e9occupation courante pour les propri\u00e9taires.<\/p>\n\n\n\n<p>Il arrive que les propri\u00e9taires signalent une forte odeur chimique, parfois de poisson ou sucr\u00e9e, qui persiste pendant des semaines, voire des mois, apr\u00e8s la pose. Cette odeur est souvent li\u00e9e aux catalyseurs amin\u00e9s utilis\u00e9s dans la formule de la mousse. Si une l\u00e9g\u00e8re odeur est normale juste apr\u00e8s la pose, pendant le processus de durcissement (qui peut prendre de 24 \u00e0 72 heures), une odeur persistante indique g\u00e9n\u00e9ralement un probl\u00e8me sous-jacent, comme un dosage incorrect de la mousse ou une contamination lors de l&#039;application.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-b3572eb5\"><h3 class=\"uagb-heading-text\"><strong>\u00c9tapes cl\u00e9s du d\u00e9pannage (d\u00e9pannage de la mousse de polyur\u00e9thane)\u00a0:<\/strong><\/h3><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cause:<\/strong>\u00a0Les principales causes sont un m\u00e9lange inad\u00e9quat (comme expliqu\u00e9 dans le probl\u00e8me 1) ou la contamination des composants. L&#039;utilisation de solvants de nettoyage inappropri\u00e9s \u00e0 proximit\u00e9 de l&#039;\u00e9quipement peut \u00e9galement introduire des contaminants.<\/li>\n\n\n\n<li><strong>Solution:<\/strong>\u00a0La premi\u00e8re \u00e9tape consiste \u00e0 augmenter significativement la ventilation. Si l&#039;odeur persiste, une \u00e9valuation par un professionnel est n\u00e9cessaire afin de d\u00e9terminer la pr\u00e9sence de zones de mousse non polym\u00e9ris\u00e9e. Dans les cas les plus graves, un test de qualit\u00e9 de l&#039;air int\u00e9rieur peut \u00eatre r\u00e9alis\u00e9. Le traitement peut impliquer le scellement des surfaces de mousse expos\u00e9es \u00e0 l&#039;aide d&#039;un rev\u00eatement sp\u00e9cialement con\u00e7u ou, dans les cas les plus extr\u00eames, un retrait partiel.<\/li>\n<\/ul>\n\n\n\n<p><strong>Avis d&#039;expert\u00a0:<\/strong><br>Le&nbsp;<strong>Centre de l&#039;industrie des polyur\u00e9thanes (CPI)<\/strong>&nbsp;Ce site propose de nombreuses ressources sur la mousse de polyur\u00e9thane projet\u00e9e et la qualit\u00e9 de l&#039;air int\u00e9rieur, expliquant le processus de s\u00e9chage et les situations o\u00f9 les odeurs doivent \u00eatre pr\u00e9occupantes. Il souligne qu&#039;un produit de mousse de polyur\u00e9thane projet\u00e9e correctement install\u00e9 ne devrait pas engendrer de probl\u00e8mes d&#039;odeurs persistants.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-cccfde00\"><h2 class=\"uagb-heading-text\"><strong>Probl\u00e8me 4\u00a0: Retrait, fissuration et probl\u00e8mes d\u2019int\u00e9grit\u00e9 structurelle<\/strong><\/h2><\/div>\n\n\n\n<p>La mousse isolante projet\u00e9e est con\u00e7ue pour adh\u00e9rer fermement au support et conserver son volume et sa forme pendant toute la dur\u00e9e de vie du b\u00e2timent. Lorsqu&#039;elle n&#039;y parvient pas, elle cr\u00e9e des ponts thermiques et compromet l&#039;\u00e9tanch\u00e9it\u00e9 de l&#039;enveloppe du b\u00e2timent.<\/p>\n\n\n\n<p>Des espaces visibles entre la mousse et les montants, solives ou autres surfaces en bois indiquent un retrait. Lors de coul\u00e9es de mousse importantes (par exemple, pour les coffrages isolants en b\u00e9ton), des fissures peuvent appara\u00eetre. Ces espaces permettent \u00e0 l&#039;air conditionn\u00e9 de s&#039;\u00e9chapper et \u00e0 l&#039;air ambiant de p\u00e9n\u00e9trer, ce qui compromet l&#039;efficacit\u00e9 de l&#039;isolation.<\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-d402a048\"><h3 class=\"uagb-heading-text\"><strong>\u00c9tapes cl\u00e9s du d\u00e9pannage (d\u00e9pannage de la mousse de polyur\u00e9thane)\u00a0:<\/strong><\/h3><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cause:<\/strong>\u00a0Le retrait est presque toujours un sympt\u00f4me d&#039;une mousse de densit\u00e9 incorrecte (Probl\u00e8me 1). Les fissures dans les grands volumes coul\u00e9s peuvent \u00eatre dues \u00e0 une chaleur exothermique excessive (la chaleur g\u00e9n\u00e9r\u00e9e par la r\u00e9action) ou \u00e0 l&#039;utilisation d&#039;une mousse de densit\u00e9 inadapt\u00e9e \u00e0 l&#039;application.<\/li>\n\n\n\n<li><strong>Solution:<\/strong>\u00a0Il n&#039;existe pas de solution miracle pour la mousse qui a r\u00e9tr\u00e9ci. Les zones concern\u00e9es doivent \u00eatre d\u00e9coup\u00e9es et repeintes avec un m\u00e9lange correctement pr\u00e9par\u00e9. Pour \u00e9viter les fissures dans les grandes cavit\u00e9s, les installateurs utilisent la technique du \u201c\u00a0soul\u00e8vement et de l&#039;attente\u00a0\u201d, en appliquant la mousse en plusieurs couches fines afin de limiter l&#039;accumulation de chaleur.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-21d708be\"><h2 class=\"uagb-heading-text\"><strong>Conclusion : La cl\u00e9 du succ\u00e8s r\u00e9side dans l&#039;expertise professionnelle.<\/strong><\/h2><\/div>\n\n\n\n<p>Bien que ce guide d\u00e9crive les probl\u00e8mes courants li\u00e9s \u00e0 la mousse expansive, son message principal est que la pr\u00e9vention vaut infiniment mieux que la gu\u00e9rison.<\/p>\n\n\n\n<p>\u00a0La grande majorit\u00e9 de ces probl\u00e8mes peuvent \u00eatre \u00e9vit\u00e9s en faisant appel \u00e0 un installateur de mousse de polyur\u00e9thane projet\u00e9e (SPF) certifi\u00e9, exp\u00e9riment\u00e9 et r\u00e9put\u00e9. Avant le d\u00e9but des travaux, renseignez-vous aupr\u00e8s de votre entrepreneur sur sa certification (d\u00e9livr\u00e9e par des organismes comme la Spray Polyurethane Foam Alliance), son exp\u00e9rience pour votre type de projet et les garanties qu&#039;il offre sur les mat\u00e9riaux et la main-d&#039;\u0153uvre. Un professionnel effectuera une inspection pr\u00e9alable, s&#039;assurera que toutes les conditions sont optimales et utilisera du mat\u00e9riel en parfait \u00e9tat de fonctionnement.<\/p>\n\n\n\t\t\t<div class=\"srfm-form-container srfm-form-container-3772 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-3772 {\n\t\t\t\t\t\/* New test variables *\/\n\t\t\t\t\t--srfm-color-scheme-primary: #111C44;\n\t\t\t\t\t--srfm-color-scheme-text-on-primary: #FFFFFF;\n\t\t\t\t\t--srfm-color-scheme-text: #1E1E1E;\n\t\t\t\t\t--srfm-quill-editor-color: #111C44;\n\n\t\t\t\t\t--srfm-color-input-label: #1E1E1E;\n\t\t\t\t\t--srfm-color-input-description: hsl( from #1E1E1E h s l \/ 0.65 );\n\t\t\t\t\t--srfm-color-input-placeholder: hsl( from #1E1E1E h s l \/ 0.5 );\n\t\t\t\t\t--srfm-color-input-text: #1E1E1E;\n\t\t\t\t\t--srfm-color-input-prefix: hsl( from #1E1E1E h s l \/ 0.65 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);\n\t\t\t\t\t--srfm-dropdown-option-background-hover: hsl( from #1E1E1E h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-option-background-selected: hsl( from #1E1E1E h s l \/ 0.05 );\n\t\t\t\t\t--srfm-dropdown-option-selected-icon: hsl( from #1E1E1E h s l \/ 0.65 );\n\t\t\t\t\t--srfm-dropdown-option-text-color: hsl( from #1E1E1E h s l \/ 0.80 );\n\t\t\t\t\t--srfm-dropdown-option-selected-text: #1E1E1E;\n\t\t\t\t\t--srfm-dropdown-badge-background: hsl( from #1E1E1E h s l \/ 0.05 );\n\t\t\t\t\t--srfm-dropdown-badge-background-hover: hsl( from #1E1E1E h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-menu-border-color: hsl( from #1E1E1E h s l \/ 0.10 );\n\t\t\t\t\t--srfm-dropdown-placeholder-color: hsl( from #1E1E1E h s l \/ 0.50 );\n\t\t\t\t\t--srfm-dropdown-icon-color: hsl( from #1E1E1E h s l \/ 0.65 );\n\t\t\t\t\t--srfm-dropdown-icon-disabled: hsl( from #1E1E1E 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-3772\" class=\"srfm-form\"\n\t\t\t\tform-id=\"3772\" after-submission=\"hide form\" message-type=\"same page\" success-url=\"\" ajaxurl=\"https:\/\/donyanchem.com\/wp-admin\/admin-ajax.php\" data-submit-token=\"3d721497e7fe4eaecebca0a061c5b1395e96f747b7993b5dfb2da024fe1596d0\" action=\"\"\n\t\t\t\t>\n\t\t\t\t\n\t\t\t\t<input type=\"hidden\" value=\"3772\" 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=\"49dfcb11\" class=\"srfm-block-single srfm-block srfm-input-block srf-input-49dfcb11-block  srfm-block-width-100 srfm-slug-name 3772\" >\n\t\t\t\t\t\t\t\t<label id=\"srfm-label-49dfcb11-lbl-TmFtZQ\" for=\"srfm-input-49dfcb11-lbl-TmFtZQ\" class=\"srfm-block-label\">\n\t\t\t\t\t\tNom\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"srfm-required\" aria-hidden=\"true\"> *<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-description\" id=\"srfm-description-49dfcb11\">\n\t\t\t\t\t\tVeuillez entrer votre nom complet.\t\t\t\t\t<\/div>\n\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-49dfcb11-lbl-TmFtZQ-name\" id=\"srfm-input-49dfcb11-lbl-TmFtZQ\"\n\t\t\t\t\taria-describedby='srfm-error-49dfcb11 srfm-description-49dfcb11'\t\t\t\t\tdata-required=\"true\" aria-required=\"true\" data-unique=\"false\" maxlength=\"100\" value=\"\"  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-49dfcb11\" 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=\"6ad2259e\" class=\"srfm-block-single srfm-block srfm-email-block srf-email-6ad2259e-block  srfm-block-width-100 srfm-slug-email-address 3772 srfm-email-block-wrap\">\n\t\t\t\t<div class=\"srfm-email-block srf-email-6ad2259e-block\">\n\t\t\t\t\t\t\t\t\t\t<label id=\"srfm-label-6ad2259e-lbl-RW1haWwgQWRkcmVzcw\" for=\"srfm-email-6ad2259e-lbl-RW1haWwgQWRkcmVzcw\" class=\"srfm-block-label\">\n\t\t\t\t\t\tAdresse email\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"srfm-required\" aria-hidden=\"true\"> *<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-description\" id=\"srfm-description-6ad2259e\">\n\t\t\t\t\t\tVeuillez saisir une adresse email valide pour nous contacter.\t\t\t\t\t<\/div>\n\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-6ad2259e-lbl-RW1haWwgQWRkcmVzcw-email-address\" id=\"srfm-email-6ad2259e-lbl-RW1haWwgQWRkcmVzcw\"\n\t\t\t\t\t\taria-describedby='srfm-error-6ad2259e srfm-description-6ad2259e'\t\t\t\t\t\tdata-required=\"true\" aria-required=\"true\" data-unique=\"false\" value=\"\"   \/>\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-6ad2259e\" 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=\"f2e7d618\" class=\"srfm-block-single srfm-block srfm-input-block srf-input-f2e7d618-block  srfm-block-width-100 srfm-slug-company-name 3772\" >\n\t\t\t\t\t\t\t\t<label id=\"srfm-label-f2e7d618-lbl-Q29tcGFueSBOYW1l\" for=\"srfm-input-f2e7d618-lbl-Q29tcGFueSBOYW1l\" class=\"srfm-block-label\">\n\t\t\t\t\t\tNom de l&#039;entreprise\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"srfm-required\" aria-hidden=\"true\"> *<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-description\" id=\"srfm-description-f2e7d618\">\n\t\t\t\t\t\tVeuillez indiquer le nom de votre entreprise.\t\t\t\t\t<\/div>\n\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-f2e7d618-lbl-Q29tcGFueSBOYW1l-company-name\" id=\"srfm-input-f2e7d618-lbl-Q29tcGFueSBOYW1l\"\n\t\t\t\t\taria-describedby='srfm-error-f2e7d618 srfm-description-f2e7d618'\t\t\t\t\tdata-required=\"true\" aria-required=\"true\" data-unique=\"false\" maxlength=\"100\" value=\"\"  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-f2e7d618\" 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=\"1e0bf71a\" class=\"srfm-block-single srfm-block srfm-textarea-block srf-textarea-1e0bf71a-block  srfm-block-width-100 3772\">\n\t\t\t\t\t\t\t\t<label id=\"srfm-label-1e0bf71a-lbl-UHJvZHVjdHMgb2YgSW50ZXJlc3Q-7012\" for=\"srfm-textarea-1e0bf71a-lbl-UHJvZHVjdHMgb2YgSW50ZXJlc3Q-7012\" class=\"srfm-block-label\">\n\t\t\t\t\t\tProduits d&#039;int\u00e9r\u00eat\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"srfm-required\" aria-hidden=\"true\"> *<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"srfm-description\" id=\"srfm-description-1e0bf71a\">\n\t\t\t\t\t\tVeuillez d\u00e9crire les produits qui vous int\u00e9ressent.\t\t\t\t\t<\/div>\n\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-1e0bf71a-lbl-UHJvZHVjdHMgb2YgSW50ZXJlc3Q-products-of-interest\"\n\t\t\t\t\tid=\"srfm-textarea-1e0bf71a-lbl-UHJvZHVjdHMgb2YgSW50ZXJlc3Q-7012\"\n\t\t\t\t\taria-describedby='srfm-error-1e0bf71a srfm-description-1e0bf71a'\t\t\t\t\tdata-required=\"true\" aria-required=\"true\"  rows=\"4\"  \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\t\t<div class=\"srfm-error-message\" data-srfm-id=\"srfm-error-1e0bf71a\" data-error-msg=\"Ce champ est n\u00e9cessaire.\">\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<\/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\tSoumettre\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-3772\" 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>Spray polyurethane foam (SPF) is a remarkable insulation and air-sealing material, renowned for its high R-value and ability to create a seamless thermal barrier. However, a successful application is a precise science, dependent on the right blend of chemical components, equipment, and environmental conditions. When one of these factors is out of balance, problems can [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3476,"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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