Intumescent Letterbox Assemblies 305mm. CP Antique Brass there's no need for a

there's no need for a key

Overall length

Certified to British/European standards (BS EN 1303) and carries the Security Standard Kitemark

Matching casement fastener available ( LF5537)

An all-in-one letter plate solution for your front door

Intumescent Letterbox Assemblies 305mm. CP Antique Brass there's no need for aIntumescent 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