This product is a firemans crescent key and is made by FSM, suitable for the FS3 switch. These keys are used by the Fire brigade to gain access to a building in the event of an emergency or by councils and other authorised bodies.

The key operates a box known normally as a Fire Brigade Switch. They are fitted outside the entrance to an apartment block or commercial building and are a vital part of safety equipment.

Features:

• Crescent key operation

Technical Specifications:

• Suitable for the FS3 switch