AquaFX Booster Pumps are becoming the number one choice, either for aquarists with low water pressure situations or for persons wishing to optimize the efficiency of their RO system. Due to the hydraulics of this pump, it can be mounted in any position and should offer the greatest pressure increase for any pump its size on the market. This pump can handle upward of 300 Gallons per day with a positive line pressure feed to the pump. With a name you trust like AquaFX , you can rest assured this is for the true Aquarist (Reef and Fresh water alike!).