Emerald Harvest Grow Gallon/3.8 Liter (4/Cs) TNB Naturals CO2 Monitor and

TNB Naturals CO2 Monitor and Thermo Hygrometer is a sleek

A unique 3-in-1 combination of potassium

conductivity (a measure of the nutrient salts present in the media) and temperature directly from the root zone or in nutrient a solution

Be sure to also purchase the Supply Duct Kit (#310787) to attach duct work to the air outlet and send dry air back into the garden

Change filters between grows and you’re good to go

Emerald Harvest Grow Gallon/3.8 Liter (4/Cs) TNB Naturals CO2 Monitor andGive your crops what they need when they need it most with Emerald Harvest Grow, Micro, Bloom 3 part base nutrient series. Grow, Micro, Bloom supplies plants with precise nutrient formulations that deliver the right amounts of nitrogen, phosphorus and potassium throughout the crop life cycle. In addition to regulating the amounts of N, P and K so that your high yield plants flourish, Grow, Micro, Bloom provides a rich mix of trace elements such as