Hayward EC40/50 Diaphragm Gasket | ECX1003 3-way Valve This reagent is suitable for

This reagent is suitable for commercial and residential pool service applications where accurate chlorine measurement is essential—such as during startup

ensuring efficient operation

Formulated with 100% ascorbic acid

easy-to-install solution to monitor system pressure

Hayward EC40/50 Diaphragm Gasket | ECX1003 3-way Valve This reagent is suitable forHayward ECX1003 Diaphragm Gasket Part Number: ECX1003 Description A diaphragm gasket designed for use in Hayward Perflex D. E. filters (models EC40, EC50A and similar). This gasket helps seal the tube sheet to the filter tank body, preventing D. E. bypass and ensuring proper system performance. Compatibility & Fitment Fits Hayward Perflex EC40 and EC50A extended cycle D. E. filter models. Ideal when the filter is leaking D. E. powder into the pump