Hayward Injection Check Valve, 1/4" | CAX-3511 Outdoor Décor Safe & Stylish Grilling

Safe & Stylish Grilling

Serves as the main entry point for surface water in pool filtration systems to capture floating debris

Compatible with FD series pool heaters

Supports a functional

Plumbing adjustment may be required because the valve and connection locations may differ from the original S200 setup

Hayward Injection Check Valve, 1/4" | CAX-3511 Outdoor Décor Safe & Stylish GrillingWhat This Part Is Used For The CAX 3511 injection check valve 1 4in is used in chemical feed systems to prevent backflow into injection tubing. It allows chemical to flow in one direction toward the return line. Why This Part Matters A failed check valve can allow pool water to enter feed lines and damage pumps. Replacing it maintains proper dosing and protects chemical equipment. Reliable one way flow prevents contamination and system corrosion. Key