Product specifications ✅ FrameMaterial: High-strength steel profiles (S235JR and S355MC, EN 10025-2)Coating: 120 µm polyurethane paint, ISO 12944-2, Class C3M (corrosion-resistant)Standard Color: RAL 9002External Dimensions: 2435 mm x 6055 mm✅ FloorStructure: Steel crossbeams with galvanized steel sheets (0.5 mm) on the undersideInsulation: 100 mm mineral wool (λ = 0.040 W/mK) 80 µm polyethylene vapor barrierU-value: 0.35 W/m²KTop Layer: 20 mm water-resistant particle board (EN 312, P3, E1, D-s2)✅ CeilingStructure: Steel profiles with wooden purlins (500 mm spacing), galvanized steel roof (0.5 mm, DX51D, EN 10327)Insulation: 100 mm mineral wool 150 µm polyethylene vapor barrierU-value: 0.36 W/m²K✅ WallsPanels: Sandwich panels with 60 mm mineral wool (λ = 0.040 W/mK)U-value: 0.57 W/m²KFire Rating: A1, EN 13501-1Compliance: EN 13162✅ WindowsProfiles: Three-chamber PVCGlazing: Double-glazed (4/15/4 mm), Ug = 1.1 W/m²K, Uw = 1.6 W/m²KStandard Size: 885 mm x 1372 mmFeatures: Dual opening (vertical/horizontal), double sealing for improved insulation✅ DoorsMaterial: Painted aluminum profile with 40 mm EPS-filled leaf (steel plates: 0.5 mm, DX51D, EN 10327)Thermal Performance: U-value = 1.8 W/m²KStandard Size: 905 mm x 2060 mmEquipment: Cylinder lock, metal handle, CE-certified (EN 14351-1)