enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Heat trap - Wikipedia

   en.wikipedia.org/wiki/Heat_trap

   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 natural convection and heated water to flow out of the tank. [1] [2] Newer water heaters have built-in heat traps.

3. Circulator pump - Wikipedia

   en.wikipedia.org/wiki/Circulator_pump

   In typical one-way plumbing without a circulation pump, water is simply piped from the water heater through the pipes to the tap. Once the tap is shut off, the water remaining in the pipes cools producing the familiar wait for hot water the next time the tap is opened.

4. Tankless water heating - Wikipedia

   en.wikipedia.org/wiki/Tankless_water_heating

   With a central water heater of any type, any cold water standing in the pipes between the heater and the point-of-use is dumped down the drain as hot water travels from the heater. This water wastage can be avoided if a recirculator pump is installed, but at the cost of the energy to run the pump, plus the energy to reheat the water ...

5. Water heat recycling - Wikipedia

   en.wikipedia.org/wiki/Water_heat_recycling

   Installation of a double-walled copper-on-copper heat exchanger in a vertical section of the master drain line in a Canadian home (2007) Water heat recycling (also known as drain water heat recovery, waste water heat recovery, greywater heat recovery, [citation needed] or sometimes shower water heat recovery [citation needed]) is the use of a heat exchanger to recover energy and reuse heat ...

6. How Much Does It Cost to Replace a Water Heater? - AOL

   www.aol.com/lifestyle/much-does-cost-replace...

   According to Angi's data, the average cost for a water heater is $1,200, but the overall cost can range depending on whether you go with a tank or tankless system and need any additional plumbing ...

7. Storage water heater - Wikipedia

   en.wikipedia.org/wiki/Storage_water_heater

   Solar heat is clean and renewable. This is the most modern system. Increasingly, solar powered water heaters are being used. Their solar thermal collectors are installed outside dwellings, typically on the roof or walls or nearby, and the potable hot water storage tank is typically a pre-existing or new conventional water heater, or a water heater specifically designed for solar thermal.