3 LAYERS UPVC ROOF TILE 1. Sound & heat insulation 2. Chemical resistance 3. 100% water proof 4. ... ROOF TILESpecifications:Width: 1130mm or 900mmWeight: 4.0, 5.0, 6.0kg/square meterThickness: 2.0, 2.5, 3.0mmLength customize ... . Strong Mechanical Capacity4. Ultra durable-anti-aging, long wearing5. Good Sound insulation performance6. High Utility7. Excellent Heat Insulation8. Long service life ...