American Granby Brass Pressure Relief Valve Adjustable 3/4 in HRV75NL
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.
