Filters & Filter Media

Replacement Cascade 1500 Canister Filter Motor Unit only Impeller and housing sold separately Designed for quiet operation and durability

Replacement Impeller only For use with Cascade 1000 Canister Filter Contains: Impeller, shaft and magnet

Replacement O-Ring helps to maintain a water tight seal Prevents water damage to vital motor parts Cascade 700 & 1000 Canister Filter Impeller...

Cascade 1200 Canister Filter replacement Impeller only Includes impeller, shaft and magnet Helps keep filter running strong and efficiently

Replacement Cascade 1000 Canister Filter Motor Unit only Impeller sold separately Designed for quiet operation and durability

Convenient, no-fuss replacement sponge for your Cascade canister filter. Optimizes the colonization of beneficial aerobic bacteria. Removes ammoni...

Convenient, no-fuss replacement cartridges for your Cascade 300, 400 & 600 internal power filter. Activated carbon removes ammonia & nitri...

Convenient, no-fuss replacement pads for your Cascade canister filter series 500, 700 & 1000 Traps particular matter keeping your aquarium cle...

The Cascade 500 Canister Filter Replacement Bio Sponge helps keep your aquarium water clean. The sponge removes ammonia and nitrites from you aquar...

Fully sumbersible filter quietly delivers 45-175 gallons per hour of crystal clear water for your fresh or marine aquarium up to 50 gallons in siz...

Convenient, ready-to-use filter bags for use with your Cascade cannister filter. Contains Bio-Ring biological ceramic rings to remove ammonia &...

Fully sumbersible filter quietly delivers 45-175 gallons per hour of crystal clear water for your fresh or marine aquarium up to 50 gallons in siz...

Convenient, no-fuss replacement cartridges for your Cascade 300, 400 & 600 internal power filter. Activated carbon removes ammonia & nitri...

Fully sumbersible filter quietly delivers 45-175 gallons per hour of crystal clear water for your fresh or marine aquarium up to 50 gallons in siz...

Cascade 170 Internal Filter Replacement Bio Sponge helps keep your aquarium water clean. The sponge removes ammonia and nitrites from you aquarium ...

The Cascade 20 Power Filter Replacement Carbon Filter Cartridges are a disposable carbon replacement cartridge designed to fit the Cascade 20 Filte...

The Penn Plax Water World Prism Replacement Filter Cartridges are a disposable carbon replacement cartridge designed to fit the Prism system. Keep ...

Filter media pad for all filter types Effectively removes free-floating waste, debris & organic particles Produces crystal-clear water Advance...

Smallworld replacement filtration cartridges contain two filtration units. Replacement filtration cartridges are designed to fit Smallworld filter...

The Penn Plax Small World Fishbowl Filter Kit is designed for round or drum fish bowl or tank containers with at least a 4-inch opening. Once assem...

Helps keep your small aquarium healthy and looking beautiful Specifically designed for small aquariums up to 5 gallons Fits almost any small aquar...

Box Bubbler filter is fit for up to 10 gallon tanks. Filter is easy to set up. Bubbler filter is designed with a ??? lift tube for greater efficie...

The Penn Plax Small World Replacement Cartridge for the Fishbowl Filter is designed to fit the Penn-Plax Small World filter kit. Filled with activa...

Penn Plax Filt-a-Carb Universal Carbon Undergravel Filter Cartridge helps keep your aquarium water clean. Fits most undergravel filters. Contains q...

Penn Plax Filt-a-Carb Undertow & Perfect-A-Flow Carbon Undergravel Filter Cartridge helps keep your aquarium water clean. Fits the Penn Plax Un...

Disposable cartridges with foam/floss, carbon, and zeolites produce clean, healthy water.? Quick and easy to change.? Regularly change filters for...

Tubes come in sizes, and the telescoping feature allows an additinal 2-1/2" lift. Set includes Elbow, Plate Connector, Telescoping Ring and 1" dia...

Easy to install cartridges are filled with high grade, activated carbon. Use with Lee's under gravel filter elbows. Keeps tank sparkling clean.

Tubes come in sizes, and the telescoping feature allows an additinal 2-1/2" lift. Set includes Elbow, Plate Connector, Telescoping Ring and 1" dia...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

Easy to install cartridges are filled with high grade, activated carbon. Use with Lee's under gravel filter elbows. Keeps tank sparkling clean.

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

Replacement parts and additions for existing filter systems. Undergravel Elbow & Connector with T-Rings Packaging Blister Card

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

Allows you to maintain fish safely in a bowl or small designed aquarium for extended periods of time. Minimizes maintenance responsibility. Inclu...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

If you punch out too many knockouts on the under gravel filter, it will not function correctly. Knockout plugs snap into the holes to cover them, ...

Tubes come in sizes, and the telescoping feature allows an additinal 2-1/2" lift. Set includes Elbow, Plate Connector, Telescoping Ring and 1" dia...

Replacement parts and additions for existing filter systems. Fish Saver Elbows will fit any 1" uplift tube

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

Allows you to maintain fish safely in a bowl or small designed aquarium for extended periods of time. Minimizes maintenance responsibility. Inclu...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

Ideal for small aquariums and aquarium kits. Lee's low cost, high-quality Economy Corner Filter keeps tanks sparkling clean without the use of an ...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

A trouble free biological filter designed with adjustable 1" dia. uplift tubes for better water circulation and multiple-plate construction for eas...

This versatile filter may be used for mechanical, biological, or chemical filtration, depending on the media chosen for use in the filter. May als...

This versatile filter may be used for mechanical, biological, or chemical filtration, depending on the media chosen for use in the filter. May als...