Filters & Filter Media

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...