CaribSea PurpleUp Coralline Algae Accelerator Size:8 Oz - 237 mL The Gyre 300 series controller

The Gyre 300 series controller can run any combination of Gyre 300 pumps at the same time

Solve green water and algae problem

Contents: 1 bottle Clearol

The KH value is determined by the number of drops of test solution that must be added to turn the water in the test tube bright yellow

CaribSea PurpleUp Coralline Algae Accelerator Size:8 Oz - 237 mL The Gyre 300 series controllerPurple Up PurpleUp is a new pink and purple coralline algae accelerator. Since Purple Up is not a fertilizer, it does not promote the growth of nuisance algae. How does it work? Purple Up uses a unique dual method approach to coralline algae acceleration. It contains ionic calcium which immediately raises dissolved calcium levels in your aquarium water. At the same time Super Sea Calcium (a 10 micron aragonite powder derived from natural seawater)