Hayward Check Valve ECX4077B1 for Pool and Spa Systems silicone delivering crystal-clear water and quieter

delivering crystal-clear water and quieter operation

Maintains water balance supports stable pH

Direct replacement for easy swap: Engineered to snap into the Leaf Master head without tools or guesswork

Tropical fragrance blend – Blends sweet coconut

PVC construction resists corrosion and chemical wear

Hayward Check Valve ECX4077B1 for Pool and Spa Systems silicone delivering crystal-clear water and quieterHayward ECX4077B1 Check Valve for Pool & Spa Systems Intro The Hayward ECX4077B1 Check Valve is a compact, OEM grade backflow preventer designed for reliable pool and spa circulation. It ensures water flows in the correct direction, protecting pumps, heaters, and filters from reverse pressure while maintaining consistent flow. Built by Hayward, a trusted name in pool equipment, this valve delivers durable performance tailored to standard pool and spa