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Condensing boilers operate at extremely high efficiency levels

Condensing boilers operate at extremely high efficiency levels, producing cool flue gas temperatures, resulting in a ‘plume’ of vapour being visible at the flue terminal this plume (stream) is a normal condition of condensing boiler operation and indicates that the appliance is working efficiently as an alternative to a low level balanced flue kit, high level, or vertical kits are available, which moves the plume to a higher level. To reduce your operating.

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