Morrison Bros Fig. 331, 331S Union Check Valves (With and Without Screen) Item Number:331---0100 AV Provides an accurate standard of

Provides an accurate standard of comparison for verifying the

004" Tolerance(1/4" to 3/8") +/-

Float installs through a 2” female threaded opening

The pressure drop across the flow switch will not increase but you could see a pressure drop across the connector itself

Morrison Bros Fig. 331, 331S Union Check Valves (With and Without Screen) Item Number:331---0100 AV Provides an accurate standard ofItem Series: Morrison Bros Fig. 331, 331S Union Check Valves (With and Without Screen) Product Ordering Information: Products Description & Features: Description: Union check valves install inside pipe unions where space is limited and a check valve is desired. (331) W O Screen. (331S) W Screen. Features and Details: Easy to install in new or existing unions. Materials of Construction: Body and spring: Brass Disc: FKM. Screen: 20 mesh brass Please