“Fluval Bio-Foam Filter Block for FX4 / FX5 / FX6 Canister Filter” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × Fluval Bio-Foam Filter Block for FX4 / FX5 / FX6 Canister Filter $19.95 Fluval Bio-Foam Filter Block for FX4 / FX5 / FX6 Canister Filter quantity $19.95 Coupon: Apply coupon Update cart Cart totals Subtotal $19.95 Shipping Flat rate: $12.99 Shipping to MA. Change address Country / region Select a country / region… United States (US) State / County Select an option… AlabamaAlaskaArizonaArkansasCaliforniaColoradoConnecticutDelawareDistrict of ColumbiaFloridaGeorgiaHawaiiIdahoIllinoisIndianaIowaKansasKentuckyLouisianaMaineMarylandMassachusettsMichiganMinnesotaMississippiMissouriMontanaNebraskaNevadaNew HampshireNew JerseyNew MexicoNew YorkNorth CarolinaNorth DakotaOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVermontVirginiaWashingtonWest VirginiaWisconsinWyomingArmed Forces (AA)Armed Forces (AE)Armed Forces (AP) City: Postcode / ZIP: Update Tax $0.00 Total $32.94 Proceed to checkout