Fluval Impeller Cover, for impellers with straight fan blades only is suitable for:
-Fluval 304 External Power Filter (A210)
-Fluval 404 External Power Filter (A215)
-Fluval 305 External Canister Filter (A211)
-Fluval 405 External Canister Filter (A216),
-Fluval 304 External Power Filter (A210)
-Fluval 404 External Power Filter (A215)
-Fluval 305 External Canister Filter (A211)
-Fluval 405 External Canister Filter (A216),