American Granby IRV7575NL BRS REL VLV 3/4X3/4 75PSI NL

RV and IRV Series Relief Valve Features: • Heavy duty no lead bronze, no lead brass or 304 stainless steel. • For shallow, deep well and submersible pumps. • Third party certified to NSF/ANSI 372. • Spring loaded and pre-set under pressure, NOT ADJUSTABLE. • 1/2” or 3/4” (IRV7575) discharge. Hamilton Adjustable Safety Relief Valve Features: • Preset at 75 P.S.I. with concealed adjusting screw to prevent tampering. • No-lead brass heavy duty, full-flow design with Buna-N seats.