Hayward Injection Check Valve, 1/4" | CAX-3511 Outdoor Décor These panels create a distinctive

These panels create a distinctive brick pattern finish that enhances the unit's interior aesthetics while preserving the existing surround structure

Compatible with FD series pool heaters

This 61-inch kit is designed to snap seamlessly onto your existing heater

Manufacturer part number: SX200C

This part is designed for professional installation by technicians and service personnel

Hayward Injection Check Valve, 1/4" | CAX-3511 Outdoor Décor These panels create a distinctiveWhat 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