China supply super fire resistant rolling up shutter doors for buildings on China WDMA color:Blue Shishan Town

Shishan Town

but 40'HQ is usually

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Stainless steel plate

not only for ventilation but also keep safty

China supply super fire resistant rolling up shutter doors for buildings on China WDMA color:Blue Shishan TownDetailed Images Product features: 1. The average weight of the whole curtain surface is light, and the corresponding transmission system is much lighter, which makes it possible to complete the fire separation of the large opening. 2. No need for water curtain protection, lower project cost. (cause: A lot of pipe network, water pumps, automatic alarm system and independent Pool, save a lot of fire water) 3. The color of the decorative cloth is