China wholesale folding shutter doors rolling shutter

automatic roller shutter seal for sale

Steel Roller Shutter Door

1. Material: aluminium alloy slat
2. Surface treatment is powder coating which could waterproof, anti-sunlight, anti-rust, and anti-lacerated.
3.With rigid structure, burglary resistant , heat insulated.
4. Slat: 50mm / 65mm / 77mm/104mm
5. Exquisite appearance: white in stock, special color offered according to quanity.
6. Easy install.
7. Operation: manual/crank, electric and remote-controlled with automatic locking device.
8. Hardware:hight quality made in China or Germany brand