Harbor Freight 10x12 Greenhouse Spacer Only Mod Kit Early Highschool (patent pending)Used secure center of

(patent pending)Used secure center of the panels to the horizontal bars

Silicone Tube Tip Tool

Quantities are based on the Harbor Freight 6x8 greenhouse product

Used to help put silicone into the ends of the panels

Used for securing the ends of panels to thin strips on the frame

Harbor Freight 10x12 Greenhouse Spacer Only Mod Kit Early Highschool (patent pending)Used secure center ofHarbor Freight Greenhouse Spacer Only Mod Kit Some of the items we designed and 3D printed for our greenhouse build. If you have already built your greenhouse and don't want to worry about your panels, then the Harbor Freight Greenhouse Spacer Only Mod Kit is what you need. View our youtube video for use of these items and other helpful tips during your build. Our video is very detailed and is separated into chapters for easy navigation. Everything in