What are the requirements for special-grade fire-resistant roller shutters?
Special-grade fire-resistant roller shutters are a fire protection equipment that is currently required in many places. Fire-resistant roller shutters have certain requirements, thus ensuring their safety and reliability in use is crucial.
What are the requirements for fire curtains? Here are some requirements for fire curtains. Knowing this information will make using fire-resistant roller shutters safer.
Fire curtain requirements:
The guide tracks of fire shutter should have a certain gap between them to ensure the surface deformation of the tracks when they are vertically on fire.
2. The automatic opening and closing mechanism of the special-grade fire-resistant roller shutters should be equipped with a metal housing to ensure no damage.
3. Automatic activation detectors for fire curtains or fusible link rings should be installed on both sides of the wall (one near the top of the opening and the other on the ceiling), and connected to the roller shutter switch to ensure that any probe or fusible link can close the roller shutter.
4. Fire curtain doors can serve as fire barriers and require the installation of water curtain systems on both sides for protection. Of course, composite fire curtain doors can also be used.
