hot-water heater

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domestic hot-water heater

Packaged equipment which heats water for domestic purposes.
References in periodicals archive ?
There was a gas blower and a hot-water heater in there, so it could be that had something to do with it, but we have to investigate,'' Sandeman said.
These units save both electricity and gas by reducing demand on the hot-water heater.
Turning down the thermostat on hot-water heaters may be good for the environment the electricity bill, but it may not be good for your health.