{
  "lang": "en",
  "translation_of": "bac-acier",
  "type": "toiture",
  "slug": "steel-deck",
  "title": "Reflective coating for steel-deck roofs",
  "status": "publish",
  "seo": {
    "titre_seo": "Steel-Deck Roof Coating: reflective, -10°C + rust protection",
    "meta_description": "Reflective coating for steel-deck roofs: 8 to 10°C cooler under the roof and corrosion protection in one pass, for €20-25/m².",
    "canonical": "https://www.covalba.fr/en/roofs/steel-deck"
  },
  "types_support": [
    "bac-acier"
  ],
  "thumbnail": {
    "path": "assets/produits/compat-bac-acier.webp",
    "alt": "Sun-baked steel-deck roof before a reflective, rust-stopping coating"
  },
  "sections": [
    {
      "layout": "hero",
      "variante": "standard",
      "eyebrow": "STEEL-DECK ROOF COATING",
      "titre": "Reflective coating for steel-deck roofs",
      "lead": "Cool your steel-deck roof by 8 to 10°C and stop the rust — no need to replace the sheeting.",
      "image": {
        "path": "assets/produits/compat-bac-acier.webp",
        "alt": "Sun-baked steel-deck roof before a reflective, rust-stopping coating"
      },
      "stats": [
        {
          "value": "-8 to -10°C",
          "label": "under the roof"
        },
        {
          "value": "Rust protection",
          "label": "+ reflective in one pass"
        },
        {
          "value": "€20-25/m²",
          "label": "no sheeting to remove"
        }
      ]
    },
    {
      "layout": "barre_reassurance",
      "items": [
        {
          "texte": "Sprayed safely, machinery stays on the ground"
        },
        {
          "texte": "Works on bare, galvanized and pre-painted steel"
        },
        {
          "texte": "Stops rust and takes the heat out"
        },
        {
          "texte": "No downtime for your operation"
        }
      ]
    },
    {
      "layout": "grille_cards",
      "entete": {
        "badge": "Why act",
        "titre": "Steel decking heats up fast, rusts fast, and wears out fast."
      },
      "cards": [
        {
          "titre": "Metal conducts heat",
          "texte": "A dark metal sheet gets blazing hot in the sun and dumps that heat inside almost instantly."
        },
        {
          "titre": "Corrosion sets in",
          "texte": "At overlaps, fasteners and wherever the factory paint wears thin, rust spreads and goes after the waterproofing."
        },
        {
          "titre": "Expansion and condensation",
          "texte": "Temperature swings stress the sheeting and drive condensation on the inside."
        }
      ],
      "colonnes": "3",
      "theme": "clair",
      "transition": "One treatment can take on heat and rust at the same time."
    },
    {
      "layout": "texte_image",
      "entete": {
        "badge": "The Covalba solution",
        "titre": "Your roof reflects the sun and stops rusting."
      },
      "contenu": "<p>On a steel-deck roof, CovaMetal 20 goes on as a reflective anti-corrosion coating: it shields the metal from rust while bouncing the sun back. A CovaTherm topcoat caps the system for reflectivity that lasts.</p>\n<h3>The system</h3>",
      "image": {
        "path": "assets/cool-roof-layers.webp",
        "alt": "Coupe du système cool roof Covalba"
      },
      "position_image": "droite",
      "liste": [
        {
          "texte": "Prep and treat the rust spots"
        },
        {
          "texte": "CovaMetal 20 reflective anti-corrosion coating"
        },
        {
          "texte": "CovaTherm reflective topcoat for the long haul"
        }
      ],
      "cta": {
        "label": "View the CovaMetal 20 data sheet",
        "lien": "/en/solutions/covametal-20",
        "style": "secondary"
      }
    },
    {
      "layout": "grille_cards",
      "entete": {
        "badge": "What you gain",
        "titre": "Cooler, rust-proofed, longer-lasting.",
        "intro": "Up to 8 to 10°C cooler under the roof, from the first summer."
      },
      "cards": [
        {
          "icone": "sun",
          "titre": "A cooler shop or warehouse",
          "texte": "The sheeting stops dumping its heat inside. The space under the steel deck is bearable again come summer.",
          "image": {
            "path": "images/toitures/support-bac-acier-cool.webp",
            "alt": ""
          }
        },
        {
          "icone": "wrench",
          "titre": "Rust stopped",
          "texte": "The metal is protected, existing rust is treated, and it stops spreading.",
          "image": {
            "path": "images/toitures/support-bac-acier-cool.webp",
            "alt": ""
          }
        },
        {
          "icone": "factory",
          "titre": "Longer-lasting sheeting",
          "texte": "Treat the rust and the heat, and you push the roof replacement back by years.",
          "image": {
            "path": "images/toitures/support-bac-acier-cool.webp",
            "alt": ""
          }
        },
        {
          "icone": "shield-check",
          "titre": "A lighter bill",
          "texte": "On air-conditioned buildings, the cooling units work less.",
          "image": {
            "path": "images/toitures/benefit-clim.webp",
            "alt": ""
          }
        }
      ],
      "colonnes": "4",
      "theme": "clair"
    },
    {
      "layout": "tableau_comparatif",
      "entete": {
        "badge": "The smart move",
        "titre": "Treat the sheeting before you have to replace it.",
        "intro": "As long as the metal stays sound, a reflective anti-corrosion treatment protects, cools, and saves you a heavy tear-off."
      },
      "entetes_colonnes": [
        {
          "texte": ""
        },
        {
          "texte": "CovaMetal 20 reflective coating"
        },
        {
          "texte": "Repaint with a standard anti-corrosion coating"
        },
        {
          "texte": "Roof covering replacement"
        }
      ],
      "lignes_comparatif": [
        {
          "cellules": [
            {
              "texte": "Investment"
            },
            {
              "texte": "~112,500 EUR (22.5 EUR/m2)"
            },
            {
              "texte": "cheaper per m²"
            },
            {
              "texte": "much higher"
            }
          ]
        },
        {
          "cellules": [
            {
              "texte": "Cools the building"
            },
            {
              "texte": "yes (-8 to -10°C)"
            },
            {
              "texte": "no"
            },
            {
              "texte": "depends on the product applied"
            }
          ]
        },
        {
          "cellules": [
            {
              "texte": "Protects against corrosion"
            },
            {
              "texte": "yes"
            },
            {
              "texte": "yes"
            },
            {
              "texte": "new"
            }
          ]
        },
        {
          "cellules": [
            {
              "texte": "Operations during the work"
            },
            {
              "texte": "maintained"
            },
            {
              "texte": "maintained"
            },
            {
              "texte": "interrupted"
            }
          ]
        }
      ],
      "colonne_mise_en_avant": 1,
      "texte_apres": "The difference is the two-for-one: rust treated and heat taken out."
    },
    {
      "layout": "tableau_situations",
      "lignes_situations": [
        {
          "situation": "Sound sheeting taking the heat",
          "recommandation": "CovaTherm reflective coating",
          "justification": "The metal is fine; you just cool it, for the long haul."
        },
        {
          "situation": "Rust starting",
          "recommandation": "CovaMetal 20 + CovaTherm topcoat",
          "justification": "Rust and heat treated in one pass, sheeting given more years."
        },
        {
          "situation": "Rust eating through / pierced sheeting",
          "recommandation": "Swap out the bad sheets, then treat the whole roof",
          "justification": "You don't coat over sheeting that's rusted through. We fix the bad spots first."
        },
        {
          "situation": "Heavy condensation",
          "recommandation": "Up-front study",
          "justification": "Treat the cause before the surface."
        }
      ],
      "cta": {
        "label": "Request a quote",
        "lien": "/en/diagnostic",
        "style": "primary"
      }
    },
    {
      "layout": "cta",
      "variante": "mid",
      "titre": "Cool your steel deck while stopping the rust.",
      "texte": "A technical check looks at the metal, the fasteners and the first signs of rust, then quotes a treatment that protects and cools in one pass.",
      "cta_primaire": {
        "label": "Request a quote",
        "lien": "/en/diagnostic",
        "style": "primary"
      }
    },
    {
      "layout": "texte_image",
      "entete": {
        "badge": "What we work on",
        "titre": "A fit for bare, galvanized and pre-painted steel, after a technical study."
      },
      "contenu": "<p>The system works on steel-deck roofs and cladding, bare, galvanized or pre-painted. It starts with a look at the metal and the rust spots. We treat the rust locally, then lay CovaMetal 20 before the reflective topcoat.</p>",
      "image": {
        "path": "assets/produits/compat-bac-acier.webp",
        "alt": ""
      },
      "position_image": "gauche"
    },
    {
      "layout": "etapes",
      "entete": {
        "badge": "A safe job",
        "titre": "It all happens from the ground — no machinery hauled onto the roof."
      },
      "etapes": [
        {
          "titre": "Technical study",
          "texte": "Metal condition, rust, detail points, thermal targets."
        },
        {
          "titre": "Prep",
          "texte": "Clean and treat the rust spots."
        },
        {
          "titre": "Safe application",
          "texte": "CovaMetal 20 then topcoat, sprayed from the ground."
        },
        {
          "titre": "Inspection",
          "texte": "Quality check and long-term follow-up."
        }
      ],
      "reassurance": "Machinery stays on the ground, nothing on the roof. No risk to the structure or the waterproofing, done by a trained, equipped crew.",
      "video_url": "https://www.youtube.com/watch?v=9HOB5OVH0Ac"
    },
    {
      "layout": "chiffres",
      "entete": {
        "badge": "Real results",
        "titre": "Measured in the field."
      },
      "figures": [
        {
          "value": "-7.5°C",
          "label": "on surface temperature"
        },
        {
          "value": "Rust stopped",
          "label": "on the treated areas"
        },
        {
          "value": "20%",
          "label": "of our jobs are on steel deck"
        }
      ],
      "theme": "sombre"
    },
    {
      "layout": "faq",
      "entete": {
        "badge": "FAQ",
        "titre": "Your questions, *our answers.*"
      },
      "questions": [
        {
          "question": "My sheeting is already rusty — is it too late?",
          "reponse": "<p>No, as long as the rust has not eaten through the metal. We treat existing rust before laying CovaMetal 20.</p>"
        },
        {
          "question": "Does it hold on galvanized or pre-painted steel?",
          "reponse": "<p>Yes, with the right prep. The technical study checks adhesion and sets the prep based on the original coating.</p>"
        },
        {
          "question": "Does a reflective coating cut condensation?",
          "reponse": "<p>It works mainly on summer heat. Condensation also comes down to ventilation and insulation.</p>"
        },
        {
          "question": "What about the overlaps and fasteners?",
          "reponse": "<p>Those are the weak spots, treated specifically during prep, because that's where rust usually starts.</p>"
        },
        {
          "question": "Will I burn more heating in winter?",
          "reponse": "<p>Barely. In winter the sun is low and rarely out. The small shoulder-season loss is well covered by the summer gain.</p>"
        }
      ],
      "json_ld": true
    },
    {
      "layout": "cta",
      "variante": "final",
      "titre": "Protect your steel deck from heat and rust.",
      "texte": "CovaMetal 20 treats the rust and drops the heat reaching the building, with no covering to remove.",
      "reassurances": [
        {
          "texte": "Technical study within 48 hours"
        },
        {
          "texte": "Stops rust and heat"
        },
        {
          "texte": "No commitment"
        }
      ],
      "cta_primaire": {
        "label": "Request a quote",
        "lien": "/en/diagnostic",
        "style": "primary"
      }
    },
    {
      "layout": "contenu_seo",
      "intro": "<p>Steel deck makes up a big share of industrial, logistics and commercial roofs and cladding. Light and cheap, it has two well-known weaknesses: it conducts heat and it rusts.</p>",
      "sections": [
        {
          "titre": "Why a steel-deck roof runs hot and corrodes",
          "contenu": "<p>Metal is a great conductor. Under the sun, a dark metal sheet heats up fast and passes that heat inside with almost no lag. The heat-condensation cycle then speeds up the rust.</p>"
        },
        {
          "titre": "How a reflective coating works on steel deck",
          "contenu": "<p>CovaMetal 20 goes on as a reflective anti-corrosion coating that shields the metal while bouncing the sun back, then a CovaTherm topcoat for reflectivity that lasts.</p>"
        },
        {
          "titre": "Reflective steel-deck coating or a new covering",
          "contenu": "<p>Replacing a steel-deck covering is a heavy job. A reflective coating costs a fraction of that, goes on without stopping operations, and adds years to the existing covering.</p>"
        },
        {
          "titre": "When the sheeting is too far gone",
          "contenu": "<p>A reflective coating protects sound metal or metal in the early stages of rust; it cannot save sheeting that is rusted through. Those sheets have to be swapped out before treatment.</p>"
        },
        {
          "titre": "A principle backed by research",
          "contenu": "<p>Reflective surfaces are well backed by research labs. On a large, heavily exposed steel-deck roof, that shows up directly as comfort and savings.</p>"
        },
        {
          "titre": "Protection that lasts",
          "contenu": "<p>On metal, how long the coating holds up is everything. The CovaMetal 20 system and its CovaTherm topcoat are built to protect and reflect for 8 to 10 years.</p>"
        }
      ],
      "sources": [
        {
          "label": "Lawrence Berkeley National Laboratory, Heat Island Group, Reflective Roofs",
          "url": "https://heatisland.lbl.gov/coolscience/cool-roofs"
        },
        {
          "label": "U.S. Environmental Protection Agency, Using Reflective Roofs to Reduce Heat Islands",
          "url": "https://www.epa.gov/heatislands/using-cool-roofs-reduce-heat-islands"
        },
        {
          "label": "EPA, Reducing Urban Heat Islands: Compendium of Strategies, Reflective Roofs",
          "url": "https://www.epa.gov/sites/default/files/2014-06/documents/coolroofscompendium.pdf"
        },
        {
          "label": "U.S. EPA, Heat Island Effect: reflective roofs",
          "url": "https://www.epa.gov/heatislands"
        }
      ],
      "replie": true
    }
  ]
}