Waste lines from a sewage ejector or sump pump use a check valve to stop wastewater from flowing back into the basin. When these ... valve above the check valve, install a full port shutoff ...

They’re relatively easy to install for DIYers with basic ... which is the height the pump must push water from the sump basin to the discharge point outside. Manufacturers typically list gph ...

Sump pumps typically sit on the basement floor or reside in a pit set below the floor. Once standing water reaches a certain level, the pump turns on and pushes groundwater out and away from the ...