Boyu Submersible Water Pump - DS - 1000 sunsun it allows you to easily

it allows you to easily check and maintain optimal CO2 levels for the health of your aquatic plants

Model - UV5W

For optimum biofilter performance use 1 capful for each 80L (20 US gallons) once a month or with each water change and whenever introducing new fish or whenever medicating an aquarium

copper chloride

Boyu Submersible Water Pump - DS - 1000 sunsun it allows you to easilyThe GRAND BOYU DS Series utility submersible pumps are high efficiency by the permanent magnet brushless motor driving. Silent running and powerful suction. With ceramic shaft and bearding. High rub resistance materials with long life. Ideal for fresh and sea water use. Big water flow rate and high delivery head. Multi safety protection functions such as overcurrent, overheat etc. Safe and reliable. Industrial ABS plastic casing. Impact and corrosion