Harbor Freight 10x12 Greenhouse Spacer Only Mod Kit Early Highschool These pieces are small

These pieces are small

(patent pending)Used to secure ends of panels to thin strips on the frame

If you need different quantities or something else custom

(patent pending)Used for securing the ends of panels to thin strips on the frame

Silicone Tube Tip Tool

Harbor Freight 10x12 Greenhouse Spacer Only Mod Kit Early Highschool These pieces are smallHarbor 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