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2. Pressure vacuum breaker - Wikipedia

   en.wikipedia.org/wiki/Pressure_vacuum_breaker

   A pressure vacuum breaker (PVB) is a type of backflow prevention device, used to keep non-potable (or contaminated) water from entering the water supply. A PVB is similar to an atmospheric vacuum breaker (AVB), except that the PVB contains a spring-loaded poppet. This makes it acceptable for applications that are high hazard or where valves are ...

3. Condensate pump - Wikipedia

   en.wikipedia.org/wiki/Condensate_pump

   A condensate pump is a specific type of pump used to pump the condensate produced in an HVAC (heating or cooling), refrigeration, condensing boiler furnace, or steam system. [ 1 ] Applications

4. Boiler feedwater pump - Wikipedia

   en.wikipedia.org/wiki/Boiler_feedwater_pump

   Feedwater pumps range in size up to many kilowatts and the electric motor is usually separated from the pump body by some form of mechanical coupling. Large industrial condensate pumps may also serve as the feedwater pump. In either case, to force the water into the boiler, the pump must generate sufficient pressure to overcome the steam ...

5. Vacuum breaker - Wikipedia

   en.wikipedia.org/wiki/Vacuum_breaker

   A vacuum breaker is a device that prevents water from being siphoned backward in a direction it is not desired to go. They are commonly placed on a bibcock valve or toilet or urinal flush valve , in which application they can prevent hose or drainage water from back-siphoning into the public drinking water system.

6. California pushes heat pumps for all new homes starting 2026 ...

   www.aol.com/news/california-pushes-heat-pumps...

   Heat pumps are temperature control appliances powered by electricity that can warm or cool a building’s air, acting as both a furnace and an air conditioner rolled into one. ... The new state ...

7. Electrical wiring in North America - Wikipedia

   en.wikipedia.org/wiki/Electrical_wiring_in_North...

   Often, 20 ampere circuits are used for general purpose receptacles and lighting. In residential construction, branch circuits for higher ratings are usually dedicated to one appliance, for example, fixed cooking appliances, electric clothes dryers, and air conditioners.

8. California pushes heat pumps for all new homes starting 2026 ...

   www.aol.com/california-pushes-heat-pumps-homes...

   Leaders of the Energy Commission say the new building standards will help the state reach building decarbonization goals.

9. Trump promises 'hell to pay' if Gaza hostages not promptly ...

   www.aol.com/news/trump-promises-hell-pay-gaza...

   (Reuters) -U.S. President-elect Donald Trump said on Monday there would be "hell to pay" in the Middle East if hostages held in the Gaza Strip were not released prior to his Jan. 20 inauguration.