slide 1 of 1, Fluval Canister Filter 404/405 Foam Blocks, 1 ct
slide 1 of 1, Fluval Canister Filter 404/405 Foam Blocks, 1 ct

Fluval

Fluval Canister Filter 404/405 Foam Blocks

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Two pack of replacement foam inserts for Fluval 404. Provide mechanical straining of particulate waste and prevent it from prematurely clogging other filter media in the module stack.