LTWHOME Fish Pond Foam Filter Sponge Set 17 Inch X 11 Inch 3 Grade Media (Pack of 3 Sets) Compatible with Polaris 91003105 /

Compatible with Polaris 91003105 / 9-100-3105 / PP-91003105

Packing include: 1pc polyester foam

Custom designed and manufactured for Fluval 06 and 07 performance canister filters

Custom designed and manufactured for Eheim Pro 3 2080 and 2081 external filtration systems

LTWHOME Fish Pond Foam Filter Sponge Set 17 Inch X 11 Inch 3 Grade Media (Pack of 3 Sets) Compatible with Polaris 91003105 /Package Include: 3 x coarse foam(black), 3 x medium foam(white), 3 x fine foam(blue). Foam size: 17 inch x 11 inch. Simply cut holes in the desired position with scissors to fit most filter boxes. Cleans pond water of suspended debris, keeping efficient water flow with less clogging for long lasting filtration. Provides a breeding ground for beneficial bacteria, aiding biological filtration.