Technical Booklet L Combustion Appliances and Fuel Storage Systems·Page 56·4.7, 4.8
Air supply for other flued appliances
Flued appliances such as ILFE fires, radiant convector fires, and boilers in room-sealed and open-flued variants require air supply sized according to Diagram 4.2.
This type of combustion appliance includes Inset Live Fuel Effect (ILFE) fires, radiant convector fires and boilers, in both room-sealed and open-flued variants.
The size of the free air supply to the combustion appliance should be in accordance with the provisions shown in Diagram 4.2.
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