Tunze RO Water Controller With D3 No matter how neatly they

No matter how neatly they were put away the year before

18 Watt (6x)

Regularly monitor your water temperature and adjust the amount and frequency of your feedings based on this temperature

Fluval M-Series submersible heater

Bactershield works to protect and strengthen your fish's natural first line of defense

Tunze RO Water Controller With D3 No matter how neatly theyThe Tunze RO Water Controller is an automatic shut off device used to control the water produced by a reverse osmosis (RO) unit. It consists of the electronic controller with two float switches, a water control solenoid valve and a 11 volt power supply. One of the float switches can be located at the high level of the RO storage tank and the other is put lower down in the tank as a power off. The water control solenoid valve is then plumbed into the