A range of intumescent letter boxes to provide fire, smoke, weather and draught protection
An intumescent fire and smoke protection letter flap system. Consists of a frame with smoke protection seal, a spring-loaded flap and an intumescent liner to fix into the door aperture. Also available is an all-in-one economy letter box complete with intumescent lining.
– Provides up to 68 minutes protection- Can be installed on either side of a wide range of doors
– A security hood or lockable letter plate can be supplied as internal alternatives to fit to the door
– Economy letter box is ready to install in mail apertures, replacing the existing standard letter flap
Insert the Letter Box Unit into the hole and fix with screws supplied; insert the liner to finish and then fix
with double sided tape and pins supplied.
For Internal Flaps / Security Hoods, align with the external flap and fix with screws supplied.
TYPE HOLE SIZE OVERALL SIZE
L1 – L4 50 x 267mm 75 x 315mm
L6 – L8 69 x 290mm 100 x 335mm
Option A: Front smoke frame and flap + intumescent liner.
Option B: Front smoke frame and flap + intumescent liner + rear smoke frame and flap.
Option C: Front smoke frame and flap + intumescent liner + security hood (standard security hoods are black).
COLOUR
Brown L1A L1B L1C
White L2A L2B L2C
Stainless L3A L3B L3C
Brass L4A L4B L4C
Coloured L6A L6B L6C
Stainless L7A L7B L7C
Brass L8A L8B L8C
Special BS and RAL colours made to order at an extra charge.
LOCKABLE LETTER PLATE
REF COLOUR APERTURE SIZE EXTERNAL SIZE
LLP1 White 260mm x 40mm 310mm x 70mm
LLP2 White 275mm x 60mm 335mm x 100mm
LOCKABLE LETTER PLATE (WITH KEY HOLDER)
LLP3 White 260mm x 40mm 310mm x 70mm
LLP4 White 275mm x 60mm 335mm x 100mm
NEW LETTER BOX UNIT Complete with intumescent liner. Overall size 76mm x 310mm, deep to suit door sizes 38-60mm.
LP/BC Bright Chrome
LP/SC Satin Chrome
LP/BRS Brass
LP/WH White
INTERNAL SMOKE FLAP only, consists of a 10mm deep metal surround, with a metal flap, housing a smoke and draught seal to suit hole size 267 x 50mm. These are made in the standard colours shown below.
SM/S Black/Brown/White
SM/S Stainless steel (brushed with black surround)
SM/S Brass
SM/LIN Intumescent liner
ECONOMY LETTERBOX WITH INTUMESCENT LINER
REF COLOUR APERTURE SIZE EXTERNAL SIZE
LPB/C Chrome 250mm x 35mm 300mm x 67mm
LPB/SC Satin Chrome 250mm x 35mm 300mm x 67mm
LPB/G Gold 250mm x 35mm 300mm x 67mm
LPB/B Black 250mm x 35mm 300mm x 67mm
LPB/W White 250mm x 35mm 300mm x 67mm
