King Brothers Inc. KSC-0750-S 3/4-Inch Slip PVC Schedule 40 Swing Check Valve, White,King Brothers Inc.,KSC-0750-S" /> Made in the USA with High Quality ProGuard PVC II material NSF certified to be drinking water safe and low lead approved UPC/IAPMO listed Pressure rated to 150 psi at 73F Degree Details and certifications available www.kbico.com