Check/Non Return Valves SHIELD 4″ Model-SD-NRV200FF-D
- Working Pressure 250 psi. Cold water pressure (Max. temp. 63ÂșC)
- Flanged Ends to ANSI B16.1 Class 125
- Ductile Iron Body with EPDM
- Epoxy coated interior / exterior to AWWA C550
- Dual Plate Construction
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