Black Hatch Zipper Door Emerald Triangle High resistance to frost and

High resistance to frost and icing

Use Cali Pro Grow A & B during the vegetative stage

pH probes specifically should be kept wet at all times for optimal performance and life

Exempt from residue tolerance

including a selectable EC to TDS conversion factor (0

Black Hatch Zipper Door Emerald Triangle High resistance to frost andBLACK HATCH GROW ROOM DOOR Professional grade fabric zipper door that is easily installed as an entry exit door to a grow room features super durable material, tape friendly borders, a high quality light blocking zipper, and reflective material on the interior side. For extra protection against light pollution, the Black Hatch also has a heavy duty fabric layer covering the zipper on the reflective side. Insulative design helps maintain desired grow