Schaefer Aluminum Shutter Size:39 in. Light Trap Intake Housing SureRoots Deep Cell Plug Trays

SureRoots Deep Cell Plug Trays are specifically designed and engineered to drive root growth downward

Optional: 6mm polycarbonate

more diluted coats are recommended over a single

economical double-layer poly film

Design allows community watering of pots

Schaefer Aluminum Shutter Size:39 in. Light Trap Intake Housing SureRoots Deep Cell Plug TraysSchaefer Aluminum Shutters allow airflow in a single direction and are used as building air inlets to feed Schaefer Exhaust Fans, or on exhaust fans to prevent air entry when the fan is not operating. Aluminum shutters are built tough for long life in the most demanding environments, all at an affordable price. Schaefer Aluminum Shutters Feature: Constructed of heavy duty brushed aluminum for corrosion resistance and greater durability Interlocking