driamor 8 pack fish tank filter cartridges for top fin silenstream pf-l filter, large carbon replacement aquarium filter cartridge with zeolite for top fin pf20, pf30, pf40 and pf75 power filters is up for auction in Pet Supplies. The current bid is $1.00, 93% below the $14.00 MSRP, in Good Condition. Bid on this item at our Louisville - Intermodal Dr. location before the auction closes.