Boyu Adjustable Water PumpsThe BOYU Liquid pumps are submersible and suitable for all hydroponc systems and nutrient solution pumping requirements. The shaft is non corrosive and all line parts are sealed, waterproof and insulated. Disassembly and cleaning is easy thanks to the clever design. Budget friendly aquarium hydroponic water pumps boast high end performance. Modern, compact and offers large flux and high lift. Fully sealed and motor for sage operation: high efficiency,