Check Valve, 1 in, Single, Y, CPVC, Socket x Socket/ NOMINAL PIPE SIZE ACCOMMODATED: 1.0 INCHES ALL ENDS MAXIMUM OPERATING TEMP: 70.0 DEG FAHRENHEIT 1ST RESPONSE MINIMUM OPERATING TEMP: 40.0 DEG FAHRENHEIT CONNECTION STYLE: B20B SOCKET ALL ENDS VALVE OPERATION METHOD: AUTOMATIC CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS MOUNTING POSITION: HORIZONTAL OR VERTICAL VALVE SIZE: 1.0 INCHES MAXIMUM OPERATING PRESSURE: 150.0 POUNDS PER SQUARE INCH 1ST RESPONSE OPENING PRESSURE SETTING: 1000.0 POUNDS PER SQUARE INCH SPECIAL FEATURES: FLOW RATE 9 GALLONS PER MINUTE MATERIAL: PLASTIC CHLORINATED POLYVINYLCHLORIDE BODY MEDIA FOR WHICH DESIGNED: WATER, FRESH 1ST RESPONSE STYLE DESIGNATOR: A4 STRAIGHT THRU