stable low noise fireproof rolling shutter doors on China WDMA patio door about 50 workshop workers and

about 50 workshop workers and 30 office workers

Facilitating a Quick and Simple Installation Aluminum Profile 1

wood grain finished and so on       Hardware 1

Plywood case or Cardboard

black/grey color

stable low noise fireproof rolling shutter doors on China WDMA patio door about 50 workshop workers andDetailed 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