what equipment passed through environmentally friendly boiler flue gas

Your Guide to Green Boiler Technology | Powerhouse

Condensing boilers are very popular in the hot water boiler market. The extra energy is extracted from the flue gas being brought below its dew point and condensing. Typically the flue gas is routed through the colder return water connection to ensure maximum condensing of the gas (since it is interacting with the coldest water in the system).

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