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  2. Rheem Manufacturing Company - Wikipedia

    www .rheem .com. Rheem Manufacturing Company is an American privately held manufacturer that produces residential and commercial water heaters and boilers, as well as heating, ventilating and air conditioning (HVAC) equipment. The company also produces and sells products under the Ruud brand name.

  3. Tankless water heating - Wikipedia

    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.

  4. Heat trap - Wikipedia

    Heat traps are valves or loops of pipe on the cold water inlet and hot water outlet of water heaters. The heat traps allow cold water to flow into the water heater tank, but prevent unwanted convection and heated water to flow out of the tank. [1] [2] Newer water heaters have built-in heat traps.

  5. Bradford White - Wikipedia

    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, Michigan and Niles ...

  6. Electric ‘seagliders’ that skim over water could ... - AOL

    Those are the three phases of a journey aboard a seaglider, a new type of fully electric boat-plane hybrid that could become a mainstay of coastal communities the world over, according to its ...

  7. Thermostatic mixing valve - Wikipedia

    A thermostatic mixing valve (TMV) is a valve that blends hot water with cold water to ensure constant, safe shower and bath outlet temperatures to prevent scalding . The storage of water at high temperature removes one possible breeding ground for Legionella; the use of a thermostat, rather than a static mixing valve, provides increased safety ...

  8. Voyager 1 sends back science data from more than 15 ... - AOL

    On May 19, the Voyager team sent a command to the spacecraft to start returning science data. Two of the instruments responded, but getting data back from the other two took time, and the ...

  9. Water heating - Wikipedia

    Water storage tank. 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.