Assertion: condensing boiler | /r/CapableOf | retain the heat
Facets:
value: from the gases
type: OTHER
Source sentences:
text: Condensing boilers are sometimes more energy efficient than other types, as they retain the heat that escapes the flues – for venting toxic gases produced when heating water with gas – present in non-condensing boilers.
text: A condensing boiler typically has two heat exchangers and absorbs more heat from the flue gases.
text: It absorbs so much heat from the gases that moisture in the flue gases condenses.
text: Condensing boilers are able to recover some of the heat that would usually be lost from the waste gases they give off.