ALL meanings of back boiler
back boil·er
B b - noun back boiler a tank or series of pipes at the back of a fireplace for heating water 3
- noun back boiler a boiler that supplies a central heating and hot water system and is fitted into a fireplace recess, normally behind a gas fire. 0
- noun back boiler a similar boiler, that just supplies hot water, fitted behind an open fire or in a range. 0