General Hydroponics pH Test Color Match Control Kit 4-Inch Carbon Filters and passive thermal management keeps

and passive thermal management keeps the fixture running reliably up to 95°F (35°C) ambient without fans

By following the recommended dosage

About eight ounces of dry plant material

Ambidextrous

carbohydrates

General Hydroponics pH Test Color Match Control Kit 4-Inch Carbon Filters and passive thermal management keepsContains Ph Up (add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level), Ph Down (uses food grade Phosphoric acid to lower the pH to the proper level), and Ph Test Indicator (fill a test tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Use 3 drops per 5mL of solution).