Description
Get your leaking canister filter back in working order with Captain O-Ring’s replacement A20210 o-ring. Compatible with Fluval FX4, FX5, FX6 (A214, A218, A219) Canister Filters. The A20210 o-ring (also called a seal ring or gasket) seals the filter lid to the filter canister on these models.
Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!



