Cleaning your pool to give you clear, beautiful water, the Intex Krystal Clear Sand Filter Pump utilizes a simple and efficient sand filter to produce clearer than ever water. Sand filters keep your pool clean while saving on cost and time. The sand in the filter only requires a replacement once every 5 years, cutting the time you spend changing and cleaning pool filters while leaving your water clear and hygienic. Hydro Aeration Technology provides improved circulation and filtration for greater water clarity. Supporting the 4 functions, the filter allows filtration, circulation, backwash, and drain to support all aspects of the pool filter maintenance cycle. The built-in digital timer automatically turns the filter on and off each day, and the system can be run for up to 12 hours for a safe system. Bundled with a 50-pound bag of Premium Pool Filtration Angular Sand from OptiFlow, engineered for superior performance to ensure crystal-clear water in your swimming pool. The pure silica formula ensures exceptional water clarity by effectively capturing dirt, debris, and other impurities. Each grain is carefully selected and processed to maintain the optimal angular shape, enhancing filtration efficiency and longevity for your pool's filtration system. OptiFlow is meticulously designed to offer maximum filtration, making it an indispensable component for pool owners who demand the best. Its unique composition promotes efficient water flow, decreasing backwash frequency and conserving water. The angular grains interlock to create a stable and robust filter bed, containing channeling and ensuring consistent performance over time. Elevate your pool experience with the unmatched quality and reliability of OptiFlow while producing cleaner, safer water with a more efficient style with the Krystal Clear Sand Filter Pump from Intex.