Rola-Chem Injector Check Valve | 521170 Swim Gear Dimensions: 21" H x 16"

Dimensions: 21" H x 16" L x 16" W

reference the Aladdin part number

Part identified for this floor return assembly in Waterway Plastics' floor return family

It is used to terminate the duct run in Napoleon Vector installations

Crafted from high-grade steel

Rola-Chem Injector Check Valve | 521170 Swim Gear Dimensions: 21" H x 16"Ensure precise pool chemical dosing with reliable backflow protection The Rola Chem 521170 Injector Check Valve is a compact inline valve designed for use with pool chemical injectors and dosing manifolds. It provides one way flow to prevent backflow into the injector and downstream lines, helping maintain dosing accuracy and protecting upstream equipment. Designed to integrate with standard pool chemical injection fittings and feed lines, this valve