Greenhouse Aluminum Intake Shutter Size:12" Ground posts come pre-cut and

Ground posts come pre-cut and pre-drilled for quick installation

We want you to build a high-quality greenhouse at the most affordable price

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while high-performance limit switches deliver smooth and dependable operation for larger setups

Greenhouse Aluminum Intake Shutter Size:12" Ground posts come pre-cut andFresh Air Intake for Greenhouse or Hoop House Bring outside air into your greenhouse with this intake shutter. Aluminum shutters open with negative pressure as outdoor air is drawn in through the shutter, and hot air is exhausted through a motorized shutter fan on opposite sides of the hoop house. This shutter is designed for easy installation with spring wire and lock channel and this hardware kit. Check out this article on greenhouse ventilation to