Pool Sand Filter with 6 Position Valve Blue 460 mmBy means of sand as a filter medium, this pool sand filter is effective in filtering and purifying the water of your pool. This is a considerably economical and low maintenance option to keep your pool water pristine. Made of high density polyethylene, the sand filter is highly durable. This filter is designed to achieve a flow rate of 9 m h. The maximum working pressure is 50 PSI. To start the operation, 50 kg of filter sand (not included) are