BAS EN 13384-1+A2:2009

This standard specifies methods for calculation of the thermal and fluid dynamic characteristics of chimneys. This standard deals with chimneys with negative or positive pressure with wet or dry operating conditions valid for chimneys with heating appliances for fuels subject to the knowledge of the flue gas characteristics which are needed for the calculation. The fuels which are explicitly covered in this standard are: liquefied petroleum gas, manufactured gas (town gas), domestic heating oil and residual fuel oil, solid mineral fuel (natural and manufactured), wood.