Emerald Harvest PH Up 55 gal Nutrients & Additives Gardening Accessories Replacement quartz sleeve for Viqua

Replacement quartz sleeve for Viqua VH200 and VH410 high output UV system

without affecting the quality of the spectrum

You will never need to worry about running out of water

• 2 part material column for versatile capacity

and it is available with six different spectral compositions for full-cycle growth and supplemental photomorphogenic response

Emerald Harvest PH Up 55 gal Nutrients & Additives Gardening Accessories Replacement quartz sleeve for ViquaDescription Product Details Emerald Harvest pH Up 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