Aluminum alloy shutter doors are durable and easy to install. After opening, they are rolled on the top of the door opening, saving internal space. High-quality motor has the advantages of stable operation, low noise, anti-theft, corrosion resistance, good sealing performance, durability and good wind pressure resistance, and can be manually turned on after power failure.
Characteristics of rolling shutter doors
1. Material advantage: aluminum alloy material, good durability and corrosion resistance.
2. Sealing performance: the inner double-row brush sealing silencing top belt and the rubber sealing belt at the bottom have good sealing performance.
3. Power failure emergency manual function: In case of power failure or other power failure, the shutter door can be operated manually.