Back draught shutter RSK 100
Back draught shutter RSK 125
Back draught shutter RSK 150
Back draught shutter RSK 160
Back draught shutter RSK 200
Back draught shutter RSK 250
Back draught shutter RSK 315
Back draught shutter RSK 355
Back draught shutter RSK 400
Back draught shutter RSK 450
Back draught shutter RSK 500
Back draught shutter RSK 560
Back draught shutter RSK 630