... &heat proof, burgary proof Aluminum roller shutter door Aluminum roller shutter door Material is Using 97% purity aluminum ingot 6063T5 ... -120 Slat, Max Making Size:60m2,for garage door, hurricane shutter , industrial door, factory gate Main color : White, cream, ... shutter function: Anti-sunlight, anti-rust, anti-lacerated , anti-mosquito , water-proof, theft-proof, hurricane-proof , radiation-proof , ...