Hydrologic Polyethylene Tubing, 50', Black, 3/8" flowering nutrients Humboldt Roots was specifically designed

Humboldt Roots was specifically designed to expand the root zone

Both pH-balancing aids are manufactured using the highest-quality ingredients: potassium hydroxide to raise pH and nitric acid to lower pH

User-friendly operation using only 2 buttons

as the intent of this product is to be a mycorrhizal inoculant only of the highest purity available

Hydrologic Polyethylene Tubing, 50', Black, 3/8" flowering nutrients Humboldt Roots was specifically designedHydrologic's reverse osmosis filter tubing in black. Sold in lengths of 50 feet with an outer dimension of 3 8". Extra tubing can be useful for customizing your indoor hydroponic water filtration system.