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Midway Industrial Doors Ltd






01782 773771

Genuine 24/7 Call Out


Midway Industrial Doors Ltd. Harecastle Avenue Kidsgrove Stoke on Trent ST7 1JT

Roller Curtain - Made from steel laths, 76mm x 20swg. Cast iron wind locks are fitted to retain the shutter curtain within the guide channels in a fire situation.


Bottom Rail - Formed from mild steel flat bar & angle depending on door width, bolted back to back through a centrally located galvanised steel flat quirk.


Side guides and Angles - Steel section of depths ranging from 65mm to 100mm dependent upon the application. Steel angles of suitable size and thickness are supplied to support the side guides and to form a secure fixing to the structure.


Roller Barrel - Is manufactured from steel tube of a suitable size and thickness for the application and contains springs to counter-balance the shutter. In a fire station, a soldered fusible link melts at 72°C, releasing the shutter via a drop-bar and a ratchet and pawl mechanism.


Operation - Self-coiling shutters are manually operated i.e. push-up/pull-down. The roller barrel is manufactured from 101mm 16swg tube. In a fire situation, a solder fusible link melts at 72°C, releasing the shutter via a drop-bar.


Hoods - Hoods are supplied as standard and are manufactured from 20swg galvanised steel sheet.


Finish - Side guides, supporting angles and door curtain are galvanised. Non-galvanised sections are primer painted.


Operation - Hand chain operated shutters are fitted with a gearbox unit and a brake release cord, to close the shutter. The gearbox contains a controlled descent mechanism. A fusible link backup facility is provided as standard. Electrically operated shutters are fitted with a motor/gearbox.The gearbox contains a controlled descent mechanism and a brake release cord to close the shutter in the event of a power failure.

 


FIRE SHUTTER SPECIFICATIONS