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Flomatic 6 in. Model 408S6 stainless steel ball check valve

December 2, 2020  By Ground Water Canada

Flomatic introduces its Model 408S6 Ball Check Valve that meets AWWA standard C508 check valve flanged to flanged lay lengths.

The Model 408S6 valve body features a 316 stainless steel body and access port. These valves are designed to meet demanding wastewater and storm water pumping applications. The valve incorporates a self-cleaning Nitrile (Buna-N) covered metal ball promoting an extended service life.

In addition, these valves are flow efficient and require virtually no maintenance. Floating balls are also available for air vent or flood control applications.


They are available in 4 in. and 6 in. sizes and other sizes will be available in 2021.

The Model 408S6 is compliant with the Consolidated Appropriations Act of 2014 – “American Iron and Steel (AIS).” The series 408S6 ball check valves are rated to 150 PSI and a maximum temperature max of 80 C (180 F). Flomatic stainless steel ball check valves are also available in smaller sizes, 1 ¼ in., 1 ½ in. and 2 in. in the Model 508S6. Other ball check valves models 208, 408 and 508 in PVC, ductile iron or stainless steel for a variety of applications in sizes from 1 in. through 14 in.

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