Tested to BS 476 PART 22 & 31.1
30 minutes Fire & Smoke rating
Fully sealed back plate
Fully sealed letter plate flaps
Intumescent fire liner
Adjustable door thickness from 40-65mm
Supplied complete with internal flap and apertureliner
Choice of letter plate finish
Integral sound dampening bumpers
Polished Silver (Contract Chrome) 272x70mm
