Hayward Next Generation Injection Check Valve CAX-3511 for Pool Sanitization Two Pack Tubes Blue Finish for Easy Identification

Blue Finish for Easy Identification Vibrant blue color matches the original design

simplifying monthly filter maintenance

Waterway brand reliability — trusted by spa pros for durable spa unions

helping you maintain clear

rotational massage across the back

Hayward Next Generation Injection Check Valve CAX-3511 for Pool Sanitization Two Pack Tubes Blue Finish for Easy IdentificationHayward Next Generation Injection Check Valve CAX 3511 for Pool Sanitization Intro Meet the Hayward Next Generation Injection Check Valve CAX 3511, a precision component engineered to optimize sanitizer delivery within the HydroRite UVO pool sanitization ecosystem. This updated valve works in concert with chlorine based sanitation to dramatically reduce overall chemical usage and lower total chlorine demand by 50% or more, helping you maintain clear,