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2. Tankless water heating - Wikipedia

   en.wikipedia.org/wiki/Tankless_water_heating

   Gas water heaters have an exhaust vent or one to two exhaust pipes on the top, and still require electric power for electronics, sensing and ignition. A three-phase, 21 kW, 400-volt tankless water heater in Europe, with new European color coding for three-phase power. There are also heaters that use several single-phase circuits instead.

3. Water heating - Wikipedia

   en.wikipedia.org/wiki/Water_heating

   Hot water to domestic appliances. A small tank water heater. Water heating is a heat transfer process that uses an energy source to heat water above its initial temperature. Typical domestic uses of hot water include cooking, cleaning, bathing, and space heating. In industry, hot water and water heated to steam have many uses.

4. Storage water heater - Wikipedia

   en.wikipedia.org/wiki/Storage_water_heater

   A storage water heater, or a hot water system (HWS), is a domestic water heating appliance that uses a hot water storage tank to maximize water heating capacity and provide instantaneous delivery of hot water. [1] Conventional storage water heaters use a variety of fuels, including natural gas, propane, fuel oil, and electricity.

5. US plans water heater standards, says they will save ... - AOL

   www.aol.com/news/us-plans-water-heater-standards...

   The U.S. Department of Energy on Friday proposed energy efficiency standards on water heaters it said would save consumers $11.4 billion on energy and water bills annually. The standards on ...

6. Bradford White - Wikipedia

   en.wikipedia.org/wiki/Bradford_White

   Bradford White. Bradford White Corporation, headquartered in Ambler, Pennsylvania, is an American-owned and employee owned, full-line manufacturer of residential and commercial and industrial products for water heating, space heating, combination heating and storage applications. The corporation's manufacturing facilities are in Middleville ...

7. Hot water storage tank - Wikipedia

   en.wikipedia.org/wiki/Hot_water_storage_tank

   The most commonly available type of water heater insulation is fiberglass, fixed in place with tape or straps or the outer jacket of the water heater. Insulation must not block air flow or combustion gas outflow, where a burner is used. Another common insulation material used for water storage tanks is polyurethane foam (PUF) insulation.