Work with all Kind of Single & Double Smokeproof Doors> Dimensions: 50x65x90mm> Holding Force: 60kg(110Lbs)

Door Stops Work with all Kind of Single & Double Smokeproof Doors

Magnetic door holders are used in fire protection doors, These holders keep the doors open during dap to dap operations When smoke is detected the fire alarm transmits a signal which cuts off the power feed and the mechanism releases the door. This avoids fire and smoke expansion

Work with all Kind of Single & Double Smokeproof Doors> Dimensions: 88x88x80mm> Holding Force: 50kg