Big Foot Filter Adjustable Stand for 40 Gallon Big Foot Filter by BeachGroomer.com. Use with lake lawn sprinkler irrigation pump 1 HP or 1.5 HP pump, GT Goulds Pumps, Little Giant Irrigation Pumps, or with the BeachGroomer Complete Pump Package. Filter height adjustments ranging from 1′′ up to 25′′ off the bottom. Convenient for filter clearance in mucky bottoms or water level fluctuations. Made of 3/16′′ steel, powder coated, and all hardware is galvanized. Check it out at BeachGroomer.com. or call 1 (800) 817-1850 or (218) 847-1707.