1. Made of non-combustible materials, fixed or movable smoke-stopping facilities that sag not less than 500 mm from the ceiling. Movable smoke-blocking wall refers to the smoke-blocking wall that automatically droops due to the action of temperature sensing, smoke sensing or other control equipment in case of fire. 2. It is mainly used in high-rise or super-high-rise large shopping malls, office buildings and warehouses, etc. It can effectively block the lateral flow of smoke under the building roof, so as to improve the smoke exhaust effect in the smoke prevention area, and play a role in ensuring the safety of people’s lives and property. positive effects.
