diagram of a water heater's connections to household appliances such as a bathtub, toilet, sink, and washing machine.

electric energy household pipe hot cold blue red valve temperature appliance convenience heater home thermal equipment vector water control heat warming device bathroom isolated modern white boil design thermodynamic lettering symbol emblem text typeset typography thermostatic burn fire graphic power pump warm electrical industrial pipeline cylinder industry icon diagram 39aph39 connections appliances bathtub toilet sink washing machine col pipes valves