Appendix 8: Chimney heights
minimise the adverse effects of the discharge and/or in setting other conditions relating to adverse effects of the discharge. Background Information 4 The method of calculation is based on the amount of flue gases which the chimney is expected to emit as a function of the maximum rate of emission of sulphur dioxide. This applies to fuels such as oil and coal. For natural gas/liquefied petroleum gas fired equipment, refer to paragraph 13 (b). 5