Intumescent Letterbox Assemblies 305mm. CP Antique Brass the door can be lifted

the door can be lifted off

especially where a strong

there's no need for a key

A robust and functional 19mm Dia

Matching casement fastener available ( LF5537)

Intumescent Letterbox Assemblies 305mm. CP Antique Brass the door can be liftedIntumescent Letterbox Assemblies 30 min's Fire Protection. 305mm BS EN 1935. Smokeproof. Comes with a 10 year mechanical guarantee and is Fire door rated. A stylish ABS framed, adjustable telescopic sleeved letterbox, with metal flaps and fitted with a high performance intumescent liner. In the event of fire the intumescent liner expands rapidly and seals off the letterbox opening, preventing the spread of fire and smoke whilst maintaining the