Home » Products » 13-PIPES, FITTINGS, VALVES, ACCESSORY » 13-03-CPVC ASTM 2846 Fittings » 13-03-27- Check valve 13-03-27- Check valve Q'ty : Add To Inquiry Specifications Item-Name: Check valve Specification: Item: 638 Related Products 13-03-13-Male Coupling ( Copper Thread) 13-03-04-Male Tee ( Copper Thread) 13-03-32-Clip 13-03-34- Cross Tee 13-03-06- Male Elbow (Copper Thread) 13-03-11- Female Coupling (Copper Threaded)