Measuring alkalinity and maintaining it at the proper levels helps corals thrive. The Hanna Alkalinity Checker makes testing easy and provides an easy to understand digital readout.Read More
Calcium should be checked weekly at minimum, and every time you add or remove any organisms from your tank. The Hanna Calcium Checker generates an accurate digital readout in PPM.Read More
Testing the levels with your Checker may seem to be a cut-and-dry process, but there are a lot of small things that can happen during testing which negatively impact your results.Read More
Occasionally we'll highlight one lucky customer's tank as our "Featured Tank." In addition to bragging rights, we hook up the tank's owner with free goodies. Check out their specs and see what they're doing right.