The quality of fiberglass melt determines the lifetime, crack resistance, waterproof performance and nails ‘ durability of shingles. Due to the good […]
Sintering granule is imported from France company GROUPE CARLAC, the global strategies partner. It is made by 800 degree high temperature calcinations […]
Asphalt use high purity and mixed at a proper ratio
With a strong heat resistance, asphalt adhesive tape won ‘ t flow in high temperature.