Technical Booklet L Combustion Appliances and Fuel Storage Systems·Page 60·4.17
Outlets from flues - General requirements
Flue outlets must be positioned externally to safely disperse combustion products and allow air intake for balanced flues. The outlet location is specified in Diagram 4.3, Table 4.3, and Diagram 4.4.
The outlet from a flue should be so situated externally as to allow the safe dispersal of the products of combustion and, if a balanced flue, the intake of air. The flue outlet should be located as shown in Diagram 4.3, Table 4.3 and Diagram 4.4.
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