American Marines PINPOINT pH Controller PINPOINT pH Controller™ is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device will automate another electrical device such as a c...
The Hanna Checker Kit includes 4 of the most commonly used Hanna Checkers used in the Reef Aquarium.
Alkalinity (dKH) Checker - conveniently read results in dKH rather than ppm - includes liquid reagent ...
American Marine PINPOINT ORP Controller PINPOINT ORP (REDOX) Controller™ is an inexpensive rugged controller complete with a platinum ORP probe. This device will automate another electrical device like an ozonizer or ozone g...