Water heater with submerged combustion chamber

Water heater with upwardly sliding outer jacket

Water heater, a burner unit therefor and methods of making the s

Water heater, steam generator and gas burner therefor

Water heating apparatus

Water heating apparatus with passive flue gas recirculation

Water heating method and apparatus

Water heating system

Water saving system

Water tempering system

Watering means for a fryer

Wind deflector shield for water heater compartment

Wind-resistant heating appliance

Wind-resistant outdoor heating appliance

Wood burning boiler

Wood burning hot water heater

Wood-burning stove

Wood-fired boiler and storage system

Wood-fired fireplace

Woodburning heating stove and heat extractor