Hayward Filter Head O-Ring (CXFHR1001) productsunlimited this Waterway anti-vortex main drain

this Waterway anti-vortex main drain assembly is a solid choice for restoring both performance fit and surface finish

the seat can lose some of the comfort and consistency that made it appealing in the first place

Clamp rings in this location are useful because they help hold a critical wet-end joint together

Helps restore cleaner control presentation and labeling

A standpipe assembly with laterals is especially useful in filter service because it restores the central internal structure responsible for distributing and collecting water through the media bed

Hayward Filter Head O-Ring (CXFHR1001) productsunlimited this Waterway anti-vortex main drainThe Hayward filter head O ring is designed for compatible filter applications where the head section needs dependable sealing. An O ring like this is useful because it helps maintain a cleaner seal between joined filter components, supporting more reliable operation and stronger assembly integrity. This replacement is especially useful when the original O ring is flattened, cracked, brittle, or no longer sealing correctly. Replacing it can help