12''x25' Insulated Ducting dry grate The Grow1 4 Gallon Backpack

The Grow1 4 Gallon Backpack Sprayer is made from the highest grade polyethylene plastic that resists corrosion from insecticides or herbicides

Fungus gnats will feed on fungi and decaying organic material in the soil

* High dehumidification capacity

Lumens per Watt (lw/w) - 120

12''x25' Insulated Ducting dry grate The Grow1 4 Gallon BackpackAccurately control grow room temperatures with Insulated Ducting. With the same quality and reliability as our regular Air Ducting, our new Insulated Ducting is made from thick and durable layers of insulation and will maintain it's structure in temperatures up to 140F. Sold in sections of 25'.