Ventilation Requirements for Gas Appliances

Front

Minimum free area of permanent ventilation for a gas cooker and open flued boiler in a kitchen above 10 m³ with a door direct to outside.

Back

60 cm²

Front

Additional vent free area to remedy spillage from an open flued appliance caused by a depressurising extract fan.

Back

An extra 100 cm²

Front

Factors that may reduce allowances for 'adventitious ventilation' for a gas fire.

Back

Curtains, Cat flaps, Draught proofing, The house location

Front

Minimum ventilation requirement for an open flued, decorative fuel effect appliance with a maximum rated input of 10 kW (net).

Back

50 cm²

Front

Placement of permanent ventilation for two open flued, decorative fuel effect appliances in a through room.

Back

Have 50% of the ventilation provision sited equally at either end of the room.