Hydrotools By Swimline Filtration Pumps have set the standard for effective pool filtration for over a decade. The Inground series was designed as the replacement pump you can feel comfortable with for years down the road. Its structed was designed strategically so it can serve as a drop-in replacement pump without requiring major plumbing alterations when replacing an old pump. Constructed with commercial grade, double-reinforced thermoplastic, these pumps were built to tackle all the elements, sporting UV and corrosion resistance. Built in automatic thermal air-flow ventilation systems constantly works in the background to ensure superior strength, durability, and longevity. The Inground collection features brand new, innovative technologies that amplify the power of our pumps to maximize flow and also minimize noise. Each housing is equipped with an extra-large strainer basket so you can increase your time between cleaning cycles, so you can spend more time enjoying your crystal clear pool.