The Pentair (Purex-Triton) Waterfall Pump With Strainer is custom designed for the specific demands of water features such as fountains, waterfalls and other special pool features. Standard 2 inch suction and discharge ports (3 inch suction and 2 inch discharge on 180 model) permit maximum operating efficiency. Pump components are custom molded of thermoplastic for superior strength, durability and quiet operation while the extra large strainer basket extends time between cleanings.