Lees Original Under Gravel Filter Aquarium Undergravel Filters at Linens 'n Things

Trouble-free Biological Under Gravel Filter designed with adjustable 1" uplift tubes for better water circulation. Multiple plate construction for easy installation. Lee's Undergravel Filter is the key to providing a strong biological filtration system. Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area and provide oxygen by recirculating the water down through the media and up through the uplift tubes.

• Includes airline diffusers, carbon cartridges and Discard-A-Stone and has a fish-saver feature
• Attach these undergravel filters to an Air Pump or Powerhead - Sold Separately
• For use in freshwater and saltwater aquariums

Advanced design allows separate plate installation and features optional flow-thru set-up which can be used with a power head. Made of special quality plastic which resists splitting and cracking