Mars Hydro 4' x 4' x 6' 8" (120cm x 120cm x 200cm) Indoor Grow Tent Garden Accessories The number of units and

The number of units and the size of the ionization tubes are dependent upon the airflow in the system and the severity of the pollution problem

This nature-based product contains no pesticides or poison and is harmless to pets and people

Two-pole amperometric probe

favored by thousands of horticulturists—but with the added feature of curved blade tips

Mars Hydro 4' x 4' x 6' 8" (120cm x 120cm x 200cm) Indoor Grow Tent Garden Accessories The number of units andDescription Mars Hydro grow tents use 1680D thick canvas, heavy duty steel poles, and SBS zippers, creating a non toxic human work environment while using high quality materials and locking all light in. Easy observation view window, removable floor tray, and a tool bag to help grow the plants indoors more conveniently. No Light Leakage: Mars Hydro indoor grow tents are made of tear resistant 1680D canvas, as well as heavy duty SBS zippers and double