Check Valves
McWane Plant & Industrial’s AWWA and Ken-Flex Check Valves deliver dependable backflow prevention for water and wastewater applications. Designed in conformance with AWWA C508, our swing check valves are available in 2"–36" sizes and can be equipped with lever-and-spring or lever-and-weight options for enhanced disc control. The Ken-Flex Resilient Hinged Check Valve offers a simplified, maintenance-free solution ideal for dirty water applications, minimizing common issues found in traditional swing check designs. Built for durability and quiet, non-slam operation, our check valves ensure long-lasting performance in demanding environments.

AWWA Swing Check Valves (AIS/BABA)
McWane Plant & Industrials' AWWA Swing Check Valves are designed and manufactured in conformance with AWWA C508 and are for use on water, oil and gas lines. Under certain circumstances where it is desirable to have more positive control of the closing of the disc, the valves can be supplied with either lever-and-spring or lever-and-weight.

AWWA Swing Check Valves
McWane Plant & Industrials' AWWA Swing Check Valves are designed and manufactured in conformance with AWWA C508 and are for use on water, oil and gas lines. Under certain circumstances where it is desirable to have more positive control of the closing of the disc, the valves can be supplied with either lever-and-spring or lever-and-weight.

KEN-FLEX Check Valves (AIS/BABA)
The Ken-Flex Resilient Hinged Check Valve eliminates most problems associated with swing check valves. Due to its simplicity, it is ideal for “dirty water” applications.

KEN-FLEX Check Valves
The Ken-Flex Resilient Hinged Check Valve eliminates most problems associated with swing check valves. Due to its simplicity, it is ideal for “dirty water” applications.

Double Disc Swing Check Valves
MPI double disc swing check valves are designed and manufactured in accordance with AWWA C518, and are certified per NSF-61/372 for drinking water applications.
