Popular Stainless metal electric powered higher velocity roller shutter door
Content: 201 stainless metal or 304 stainless steel (one layer)
Dimensions: Can be CZPT 
Color: The first colour of stainless metal
Kind of generate:Manually operated(push up and down)
Motor-operated (distant handle or change button or countless chain)
Purpose: Protection, theftproof, temperature resistant, rustproof, sound insulation
Best for business, household and industrial spots, this sort of as shop, garage, warehouse, workshop and far more