Most noncondensing residential furnaces use natural draft to drive the combustion process. Even 80%-AFUE furnaces with combustion blowers are natural-draft furnaces. The combustion blower in an 80% ...

Valmet has signed a contract with CIECH Soda Polska S.A. for the supply of a flue gas desulphurization and denitrification installation to Soda Polska`s combined heat and power (CHP) plant in ...