Bestway Pool Pump Sand Filter 1500GPH 5678L/H Pools Flowclear™ FiltersSand filters are the ultimate in above ground pool filtration as they require less maintenance than a cartridge based filter system. By using sand to filter out debris, dirt and leaves from the pool, the Flowclear Sand Filter saves you money by removing the need to clean and replace filter cartridges. It also helps to reduce waste in the long run. The Flowclear Sand Filter is perfect for larger sized pools (1,100 to 42,300 litres volume) and can