Aquasurge pumps are designed to be used in ponds, waterfalls and pondless water features. The aquasurge pond pumps are recommened to in micro pond kits and other small to medium ponds. The most common size pump to replace a broken pump in a micro pond kit or a mirco pondless waterfall kit is the Aquasurg 2500. This pond pump is made by Aquascape Designs. 3 year warranty Robust, Reliable, Efficient and Quite! Long life span Uses no oil-fish safe 20' power cord Can be used vertically or horizontally Aquasurge Pond Pump 2000 Watts 250 Max Head Height 27' Flow Rate 0' 2640 Flow Rate 5' 2300 Flow Rate 10' 1900 Flow Rate 15' 1500 Flow Rate 20' 900 Flow Rate 25' 400 Aquasurge Pond Pump 3000 Watts 180 Max head height 15' Flow rate at 5' 2853 Flow rate at 10' 1902 Flow rate at 15' n/a Aquasurge Pond Pump 4000 220 Watts Max Head 16.5 ft Flow rate at 5' 3300 Flow rate at 10' 2700 Flow rate at 15' 1426 Aquasurge Pond Pump 5000 250 Watts Max head 19.5 ft Flow rate at 5' 4280 Flow rate at 10' 3328 Flow rate at 15' 2377 ponddepot@msn.com Copyright - All World Rights Reserved Pond pumps, Pond Kits and Pondless Waterfall kits, Underwater Pond Lights. Aquaclearer Extreme bacteria and String Algae Buster and pond fish food. Pond Depot provides Do-it-yourself pond kits and Pondless waterfall kits delivered right to your home at great prices! Thank you for shopping at Pond Depot you online pond superstore!