In a condensing boiler, heat existing in the flue gasses can be captured and 'recycled' back into the heating system and used to preheat the cold water entering the boiler. During this process, the temperature of the flue gas is rapidly reduced from around 130℃ to 50℃.
Feb 01, 2021 · A condensing boiler is a boiler that utilises the heat of its gas to warm the water within your homes heating system. With non-condensing boilers, that heat is lost as hot gases disappear into the flue. While condensing boilers are a type of boiler, it's important to understand that they can still be either a combi boiler, a system boiler or a conventional boiler.
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Aug 13, 2018 · Condensing boilers cool the exhaust gas so much that they can be vented with CPVC or Polypropylene (plastic) pipe, instead of the steel venting required by conventional boilers. They produce cooler exhaust because the extra heat has been harvested and transferred to …
Aug 11, 2020 · The condensing the part of the water is from the gas fume. There's a lot of moisture in the flue gas. On a regular old-style boiler, they just let the heat exhaust through the stack or chimney, and the exhaust flue temperature can be as high as 150°C to 200°C or even more, depending on the size of the boiler.
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