W aste 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 ...

The sump pump must be equipped with a check valve to prevent discharged water from draining back into the sump basin and into the house. If the sump pump does not come equipped with a check valve ...

So before you consider a sump-pump installation, take a good look (in the rain, if you must) ... With the pump in place, install a 1 1/2-in. check valve on the riser.

Sump pumps with battery backup come with easy-to-follow installation instructions and cost about $300 to $500, depending on the capacity of the pump. Most homeowners can install the system ...

Get expert advice on improvements to your home, including design tips, how much you'd expect to pay for a pro and what to ask when hiring experts.

Noisy sump pump and check valve prevent a good night's sleep ... The insulation comes in the shape and size of various pipes ( 1/2-inch, 3/4-inch, etc.) and is split for easy installation.

Q. We live on a lake and the water level is high. The house is 13 years old and has a six foot high basement. The basement has some water spots on the walls and in two corners. It seems ...