Four valve high output air pump. The General Hydroponics Dual Diaphragm Pump is manufactured exclusively for use with hydroponics systems. This high output air pump (320 gph/ 24,800 cc/ minute capacities) has four fully adjustable 1/4″ output valves allowing the perfect volume of air to multiple grow sites.
• Power Supply – AC 120v, 60Hz
• Power Consumption – 15.8w
• Current – .2 Amps
• Maximum Capacity – 20 Liters/ Min (320 GPH)
If growing hydroponically, try to keep root zone and nutrient solution temperatures at a constant 68˚F. Warmer water holds less oxygen while cooler temperatures can slow nutrient absorption.