... colors sound &heat proof, burgary proof Aluminum roller shutter door Aluminum roller shutter door Material is Using 97% purity aluminum ingot 6063T5 ... SLLP55-120 Slat, Max Making Size:60m2,for garage door, hurricane shutter , industrial door, factory gate Main color : White, cream, grey ... coating; keep color 15 years Tubular motor SLM45,SLM59,SLM92,Outside motor Operator way: Electric with Manual, pure ...