Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.

• Under Gravel Filter Circulates Water Flow Through the Gravel Bed
• Requires the use of an Air Pump - not included
• Maximize Water Quality by Using a Power Filter
• Provides Biological Filtration
• Can be used in Freshwater Aquariums and Saltwater Aquariums

Lees Premium Under gravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists

Under Gravel Filter Dimensions:

40 / 55 Gallon Under gravel Filter: 12" x 48"

70 / 90 Gallon Under gravel Filter: 18" x 48"