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The Salinity Tester by Hanna gives easy
KH and Mg consumption
The Gyre Cloud Edition series incorporates all of the amazing features of the original Gyre 300 pumps and improved them to make the best GYRE flow pump yet
Proprietary production process allows us to make a disc that will not dissolve rapidly
LCA Potassium temperature control The Salinity Tester by HannaPotassium (K) is a one of the macro nutrients (NPK) which is vital to abundant plant growth. When insufficient, leaves are yellow and unhealthy. Full 3x per week dosing with LCA Potassium will provide enough nutrient to maintain powerful growth in a planted aquarium. Dosage rate for 100L Tank SHAKE WELL BEFORE USE Use 1 pump (2ml) per 100L, 3x per week with 50% weekly water change. For HIGH LIGHT tanks with injected CO2, dense plant mass and good flow