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Description:
Henderson Roller Garage Door External Manual Release
Quick Overview
Single Skin Roller Door External Manual/Electric Key Release Mechanism.
Allows the door to opened from outside the garage in the event of a power failure when no other entrance is available.
The key switch connects via a cable to a pin on the side of the motor and upon pulling will disengage the motor to allow manual operation of the door.
The system may be installed on brickwork, wood and steel facia up to a maximum of 250mm in thickness.
A extended thread bar is available for materials of an increased thicknes.
Part No 1799
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