AquaKing Q4003 Submersible Pump — 7,000 L/hrAquaKing Q4003 Submersible Pump 7,000 L hr A mid range AquaKing submersible pump rated at up to 7,000 litres per hour, with a 25 30mm side connection for direct hose attachment. Sits between the smaller Newa pumps and the large volume Q5503 the right size for serious home reservoirs, mid scale circulation, and general grow room pumping duties. Why growers choose the AquaKing Q4003: 7,000 L hr max flow handles larger home reservoirs and small