Check Valve In Drain Line

This document explains for homes connected to a municipal sewer we discuss how to prevent sewer or storm drain backups into a building during rain or heavy flooding including the installation and use of backflow preventers backwater valves check valves and toilet drain plugs.

Check valve in drain line.

The sharkbite check valve is a general purpose the sharkbite check valve is a general purpose spring loaded check valve that can be installed in seconds on copper cts cpvc and pex. Sewer line backup prevention. If the pitch of the pipe is very close clogs and stoppages can form inside the check valve. American valve check valve pvc sch 40 1 1 2 in socket pvc in line check valve.

The sharkbite check valve can be installed horizontally or vertically and prevents the reverse flow of water through the water supply line. The vertical discharge line from the vessel is required to have a check valve then it must also have a manual gate valve located above the check valve. 1 16 of over 2 000 results for drain check valve price and other details may vary based on size and color valterra 200 c15w pvc swing no spring check valve clear 1 1 2 slip. Because of this flap check valves tend to hang in the open position when installed on a drain line.

For pricing and availability. American valve pvc sch 40 1 in socket pvc in line check valve. As sewer check valves slow the flow of waste water from the house drain proper pitch must be available. This allows the drain water to flow back up the pipe past the open valve.

In the case of automatic knife edged flood gate valves even more care must be taken. This allows the water pressure to properly open and close the valve preventing backflow. The arrow must point upwards. Because of this most check valves work best when installed on pressurized pipe applications.

If you look at the side of the check valve body you will see an arrow that indicates the direction of flow.