Cool Roof sheets are curated for high-temperature regions and use pastel colour pigments that lower infra-red absorptivity by around 25%. Available in more than 10 shades developed with higher SRI (solar reflectance index). The brochure states they decrease peak roof temperature by 3-5 degrees and reduce heat load; 15-year warranty.

Key features

• Decreases peak roof temperature by 3-5 degrees
• Lower sun absorption (infra-red absorptivity lower by around 25%)
• Reduced heat load
• Lesser insulation cost
• Environment friendly and lightweight
• More savings
• More than 10 shades with higher SRI

Applications

• Roofing

Specifications

Thickness: 0.20 - 1.2 mm | Width: 600 - 1335 mm | Substrate: Al-Zn alloy steel (Galvalume) | Coil Form Coating Mass: 70 - 200 gsm | Hardness: 55 - 65 HRB Soft CQ; above 85 for grade 80 | Guard Film (optional): 50 micron (customised also) | Yield Strength: min 550 MPa and 770 MPa | Liner Marking: Non-erasable liner marking with thickness, AZ coating mass, location code (V Vasind, T Tarapur, K Kalmeshwar, R Rajpura, I Indore), date, (ISI) 15965 BIS APPROVED | Variant Marking: CR | Number of Shades: More than 10 | Shade Type: White and pastel shades | Liner Marking Text: JSW COLOURON+ CR X.XX MM AZXXX P DD MM YY (ISI) 15965 BIS APPROVED

Standards: IS 15965 (ISI / BIS approved) | ASTM A 755 | EN 10169

Warranty: 15 years

Packing: Sheet lengths 8-24 ft (profile dependent); also supplied as coils