Growth Science Strength - 1 QT / 1 L featured Our air filters use permanently

Our air filters use permanently electrostatically charged material that acts like a magnet to help dust cling to the air filter

5" bottom and 8" height

The plugs are made through an advanced proprietary composting method and contain natural beneficial fungi from this advanced composting biotechnology

Industry Leading Horsepower - 30% Bigger Motor

The fan system is enclosed in heavy-duty stainless steel with spiral fan guards

Growth Science Strength - 1 QT / 1 L featured Our air filters use permanentlyGrowth Sciences Strength is a silica supplement designed to strengthen cell walls. Strength was specially formulated to work with the Growth Science nutrient regimen to reduce stress while providing additional potassium at the early flowering stage to help the plant meet increased nutrient demands. Why use Strength? Silica is a necessary element in plants that is often overlooked. Silica strengthens cell walls and gives plants sturdy stalks and stems