Fireproof letterboxes are designed to eliminate the threat of arson by firstly
containing any flammable liquid poured through the letterbox. The fire is then
automatically extinguished by a heat sensitive automatic fire extinguishing system.
The letterbox is made from fireproof sheet steel and has neoprene seals to make
the unit airtight.
Fire-rated letter plates are fitted with an intumescent liner and are suitable for installing into fire rated door without compromising the door's integrity.
Quick-fit installation
Adjustable telescopic sleeve set
Suitable for door thickness's of 40-80mm
30 minutes fire protection (FD30)
The intumescent material swells to seal the letter opening in the event of a fire
Available in 4 different finishes
Available in 2 sizes: 10" and 12"
External dimensions (HxW):
10" letter plate: 70x272mm
12" letter plate: 70x306mm
Internal slot dimensions (HxW):
10" letter plate: 37x221mm
12" letter plate: 37x254mm
Fully sealed letterplate flap
Fitted with integral sound dampening bumpers
Tested in accordance with BS476: 20/22
Can be used in either horizontal or vertical orientation
Ideal for fitting to doors in houses of multiple occupation