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or other ventilation accessories and can be secured using aluminum foil tape or duct clamps
Hold Reading Function: Captures measurements with ease
Provides all of the elements and instructions to upgrade a Hydrologic stealthRO 100 to a stealthRO 200
(1) Heavy-Duty dome
ensuring your plants receive the best possible nutrition
Emerald Harvest pH Down 1 gal case of 4 Terp Derp or other ventilation accessories andDescription Product Details Emerald Harvest pH Down pH up and pH down: Keep the nutrient solution and the growing medium in the "sweet spot" (pH 5. 56. 5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH imbalances. pH Up and pH Down adjust the pH for optimal nutrient uptake and stable beneficial bacteria colonies, and they forestall nutrient