comfortpool prime 6 zandfilterpompA powerful sand filter pump with a multi 7 way lever on top for convenient operation. Square shaped filter tank for more sand volume and a larger contact surface with the water Suitable for filter balls, glass beads or filter sand. Pump capacity of 6000 l hour Flow capacity of 4000 l h (with filter sand) or 4600 l h (with filter balls) Tank volume of 19 liters Connection 32 38 mm Comfortpool adapter A required for connection to a 38 mm Intex swimming