Intumescent Letterbox - Polished Silver - Black Frame - 272 x 70

Timco

A stylish ABS framed, telescopic 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 integrity of the fire door assembly. Letterbox flap opens to 180° angle. Smoke tested to BS 476 part 31/1: 1983. Fire tested to BS 476 part 22: 1987 & BS EN 1634-1. Acoustic tested to BS EN ISO 140-3: 1995 Achieving 32dB Rw. Security tested to BS EN 13724 Clause 6.6.5 (Compliant within scope of PAS 23/24). Adjustable telescopic sleeve to suit 40mm - 80mm door thickness. Fitted brush pile draught excluders. Integral sound dampening bumpers. Fully sealed backplate .. Read more. 272 x 70 Pack Type: Box Pack Quantity: 1 Each. Aperture Depth (mm): 40 - 80, Aperture Size W x L (mm): 220 x 37.5, Approval: BS EN 1634-1, BS 476 part 31/1: 1983, BS EN ISO 140-3: 1995, BS EN 13724 Clause 6.6.5, Carton Qty (packs): 10, Centres (mm): 238, External Size W x L (mm): 272 x 70, Feature: Fully sealed backplate, Feature 1: Letterbox flap opens to 180° angle, Feature 10: Ergonomic curved edge design, Feature 11: Fixings included, Feature 2: Smoke tested to BS 476 part 31/1: 1983, Feature 3: Fire tested to BS 476 part 22: 1987 & BS EN 1634-1, Feature 4: Acoustic tested to BS EN ISO 140-3: 1995 Achieving 32dB Rw, Feature 5: Security tested to BS EN 13724 Clause 6.6.5 (Compliant within scope of PAS 23/24), Feature 6: Adjustable telescopic sleeve to suit 40mm - 80mm door thickness, Feature 7: Fitted brush pile draught excluders, Feature 8: Integral sound dampening bumpers, Finish: Polished Silver, Fire Rating: 30 Minutes, Frame Colour: Black, Hole (mm): 5, L (mm): 70, Material: ABS (Acrylonitrile Butadiene Styrene), Max. Door Thickness (mm): 80, MOQ: 1, MOQ Increment: 1, Pack Dimensions L x W x H (mm): 300 x 84 x 80, Pack Qty: 1, Pack Quantity Unit: Each, Pack Type: Box, Pack Weight (kg): 0.54, Pallet Qty (packs): 270, Size (inch): 10, Size (mm): 272 x 70, W (inch): 10, W (mm): 272