Hayward ECX1003 Diaphragm Gasket - EC40/EC50

What This Part Is Used For
The Hayward ECX1003 Diaphragm Gasket is used in select Perflex EC40 and EC50 filters. It seals critical internal components to maintain proper pressure and filtration.

Why This Part Matters
A worn or flattened gasket can cause internal bypass and reduced filtration efficiency. Replacing it helps prevent leaks and restores proper system operation. Small sealing parts like this are often overlooked during rebuilds.

Key Features and Specifications

• Genuine Hayward gasket
• Manufacturer part number: ECX1003
• For EC40 and EC50 Perflex filters
• Seals diaphragm assembly
• Helps maintain internal pressure integrity

Installation and Fitment Guidance
Always inspect sealing surfaces before installing the new gasket. Lubricate lightly with pool-safe lubricant if required. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward Perflex filters have been a staple in residential pools for years. Their design allows for easy servicing and long operational life. OEM gaskets are engineered for proper compression and chemical resistance. Professionals use genuine Hayward seals to avoid repeat leaks.

Common Service Context
Commonly replaced during Perflex rebuilds or when addressing internal leaks. Often changed during seasonal maintenance or after a system teardown.