King Brothers Inc. KC-1250-S 1-1/4-Inch Slip PVC Schedule 40 Spring Check Valve, Gray
Made of High-Impact PVC type II material. 1/2 pound spring gives positive seal with no back pressure. Reinforced Poppet.. Designed for any system where back flow is not desired. Spas, swimming pools, industrial and irrigation. Complies with all applicable ASTM and ANSI standards. KC-1500-S and KC-2000-S are UL recognized spa component.