Waste lines from a sewage ejector or sump pump use a check valve to stop wastewater from flowing back into the basin. When these valves shut, they can make a thud loud enough to be heard ...

Tinder-dry conditions through late spring and early summer have brought about the unlikely return of an age-old method of water storage using hydraulic ram pumps. Cornish company Water Powered ...

The pump has a vertical pipe connecting it to the main outtake pipe leading to the sewer. There is a brass check valve in the connector. When it starts up, I hear hmmmm, then HMMMMMMM, and then a ...

announced its latest achievement in efficient pump innovations with a newly designed replaceable check valve for its CB 15 and 20 series pumps. Available now, Beckett's replaceable check valve ...

Bob receives a call from the dispatcher that a good customer seems to be having a problem with his heat pump. The weather is cold and the ... through the indoor coil metering device and its check ...