BACK DRAUGHT SHUTTERS
Code Description
BDS 100 100dia Back Draught Shutter
BDS 125 125dia Back Draught Shutter
BDS 150 150dia Back Draught Shutter
BDS 200 200dia Back Draught Shutter
BDS 250 250dia Back Draught Shutter
BDS 315 315dia Back Draught Shutter