Undergravel Aquarium Filter Kit's (Various Sizes)

Finest Filters Undergravel filter tray – a proven very efficient biological and mechanical filter. Placed underneath the gravel in the aquarium. These interconnecting pieces are ideal for covering all sizes of aquariums, and multiple sets can be used and interlinked for larger aquariums.

Our undergravel filters are available in 3 sizes – 24 Piece, 28 Piece and 32 Piece. Please select the required size from the drop down menu when ordering. Please see detailed specification for each model below:

24P – Supplied with 24 individual pieces approximately 14cm x 7cm x 1cm. Supplied with 1 x adjustable uplift tube, air stone and airline. Ideal for aquariums up to 34” x 12” (Tanks around 90cm x 30cm). The pieces can be joined together in different ways to accommodate most tanks.

28P – Supplied with 28 individual pieces approximately 14cm x 7cm x 1cm. Supplied with 1 x adjustable uplift tube, air stone and airline. Ideal for aquariums up to 40” x 12” (Tanks around 100cm x 30cm). The pieces can be joined together in different ways to accommodate most tanks.

32P – Supplied with 32 individual pieces approximately 14cm x 7cm x 1cm. Supplied with 1 x adjustable uplift tube, air stone and airline. Ideal for aquariums up to 47” x 12” (120cm x 30cm). The pieces can be joined together in different ways to accommodate most tanks.

The uplift tube supplied with each model is adjustable in height between 32cm and 51cm height.

The gaps in this filter are 2mm, therefore, these filters will only work well with gravel larger than 2mm. These cannot be used with a sand substrate.

Please note – a suitable air pump or water pump is required to run the undergravel filter (not supplied).