Double track double curtain fire shutter door

Double track double curtain fire shutter door Fire shutter door is a kind of fire prevention and heat insulation facilities suitable for large openings in buildings. Cold Storage Door Fireproof rolling shutter doors are widely used in fireproof partition areas of industrial and civil buildings, which can effectively prevent the spread of fire and ensure the safety of life and property. They are indispensable fire prevention facilities in modern buildings. Ventilation pipes and water pipes shall not be installed on the upper part of the opening of the rolling shutter door; After the curtain door is installed, install the ceiling. The edge of the ceiling should be 50mm away from the curtain plate to avoid friction; According to the regulations of fire management, the quarterly routine fire safety inspection shall not omit the lubricating oil of the starting motor chain, which is also an important link omitted in the inspection of many property units or fire units. Me…