Universal Cast Iron Flo-Chek Check Valve - 3/4" NPT Thread for Water, Oil, Gas - Perfect for Plumbing, Irrigation & Industrial Applications

3/4" IPS UNIVERSAL CI FLOW CHECK VALVE, AUTOMATICALLY OPENS WHEN CIRCULATOR STARTS RUNNING,UNIVERSAL BODY,125 PSI MAXIMUM OPERATING PRESSURE (862kPa),277degF. MAXIMUM OPERATING TEMP(136degC.),SIZE:3/4",CONNECTION METHOD:THREADED,CONNECTION TYPE:FNPT X FNPT,MATERIAL:CAST IRON,APPLICATION:HEATING,THE THUMB SCREW CAN BE OPEN MANUALLY FOR GRAVITY FEED APPLICATIONS,IF THE MAIN CIRCULATOR STOPS OPERATING,DIMS:4-5/8"H X 3-7/8"W X 2"D,WEIGHT:2.00 POUNDS,(MADE IN USA)MFG/BOX.