Base Feed Grow Soil A+B (1 ea) for water type RO/Soft - 5L (1.32 gal) ph-ec-tds-meters-and-solutions Automatic Calibration– Automatic calibration at

Automatic Calibration– Automatic calibration at 1382 ppm (mg/L) with a single push of a button

Tumbler Diameter: 6

The TRS21 Active Closed Loop Recovery Kit

Used in conjunction with Humboldt Nutrients powerful additives we assure that your yields and quality will increase so dramatically

Includes fixture

Base Feed Grow Soil A+B (1 ea) for water type RO/Soft - 5L (1.32 gal) ph-ec-tds-meters-and-solutions Automatic Calibration– Automatic calibration atA+B Hydro Coco RO SO Water base feeds are explicitly designed for reverse osmosis water or soft water and hydro coco combination. Our 2 part system is highly concentrated to save you money while also providing all the necessary nutrients to your plants. These products have all of the essential macro and micro growth nutrients needed for excellent plant growth and bloom phases. Our formula is based on Liebig's Law of the minimum, providing your plants