Steel fire doors, steel fire windows, fire shutter doors, steel security doors, building intercom doors, garage doors, steel防盗 doors, aluminum alloy windows and doors production
13784709821
The top of the opening for installing roller shutters must not have ventilation pipes, water pipes, etc.
2. After the roller shutter is installed, proceed with the ceiling installation, ensuring the edge of the ceiling is 50mm away from the shutter panel to prevent friction.
During testing and operation, it is strictly prohibited to have personnel standing at the bottom. Electrical equipment must not be dismantled or moved without authorization.
4. According to fire safety regulations, it is crucial to not overlook inspecting the chain lubricant for the starting motor during routine quarterly fire safety checks. This is often a critical oversight that many property management units or fire departments tend to miss during inspections.
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