bstpii biosteps ii pond filter for ponds up to 2,700 gallons with 6 filter pads (2 blue, 2 gray, 2 green) ‘s Biosteps II Pond Filter is perfect for ponds and water gardens up to 2,700 gallons (or 1,350 gallons with a heavy fish load). This heavy-duty filter is able to handle pumps with flow rates up to 1,060 gallons per hour. The new “Swivel Inlet Fitting” with barb is compatible with 3/4″, 1″, 1.25″ and 1.5″ tubing. The Biosteps II is constructed from automotive-grade plastic, which is able to handle extreme temperatures. This filter includes 6 filter mats (2 blue, 2 green, and 2 gray) for maximum filtration potential. Measures 20″ L x 15″ W x 23″ H. Click “Add to Cart” Now! Perfect for providing filtration in ponds up to 2,700 gallons or 1,350 gallons with a heavier fish load. Compatible with pumps up to 1,060 gallons per hour. New “Swivel Inlet Fitting” with barb sizes 3/4″, 1″, 1-1/4″ and 1.5″ Includes 6 Filter Mats 2 Blue, 2 Green, and 2 Gray. Dimensions: 20″ L x 15″ W x 23″ H.





