Here are the rules for fire curtains:### Installation Requirements- **Width Restrictions**: - Except for atriums, if the width of the fire separation area is less than or equal to 30 meters, the width of the fire curtain should not exceed 10 meters. - If the width of the fire separation area excee

#### Commercial Buildings- **Atrium Areas**: Atriums typically connect multiple floors, and to prevent smoke from spreading to other areas, smoke curtains are necessary for fire separation.- **Large Malls and Supermarkets**: These places have large areas and high population densities. Smoke curtains

#### 1. **Material**- **Fire Curtains**: - Typically made from fire-resistant fibers, metal composite materials, or special fireproof glass fabric. - Lightweight with excellent fire and heat insulation properties.- **Fire Shutters**: - Usually constructed from steel, aluminum, or other non-combus