Commercial Water Heaters
Commercial water heating equipment includes gas-fired, electric, and oil-fired commercial storage water heaters, gas-fired and oil-fired instantaneous water heaters and hot water supply boilers, and unfired hot water storage tanks. Commercial water heating equipment is used to provide hot water on demand and is industrial equipment. Storage water heaters heat and store water in a thermostatically controlled tank. Instantaneous water heaters heat water on demand. Hot water supply boilers heat potable water for uses other than space heating. Unfired hot water storage tanks are tanks that store water that is heated externally.
For more information, see the DOE’s Appliance and Equipment Standards for this product.