GH Dual Diaphragm Air Pump- 4 outlet

The General Hydroponics® Dual Diaphragm air pump is extremely quiet and the only air pump in the world manufactured exclusively for hydroponic systems. This high-output pump has four adjustable 1/4 in outputs that can be teed off to power up to 12 air-driven hydroponics growing systems such as the WaterFarm. In addition, growers who use the Dual Diaphragm Air Pump can use it to reliably oxygenate their reservoir with air stones. 3 PSI, 320 GPH (20L/min).