Submitted by nbekaert on Sun, 02/14/2016 - 12:06pm Tool Concept Stage: Functional Prototype License: This work is licensed under a Creative Commons Attribution 4.0 International License. Description: This grain dryer is a very basic, inexpensive and efficient prototype. It is made out of an air vent, a tube, a rope and some tape. Find out how it works and how to build it here: https://www.youtube.com/watch?v=9AXNLZAFTqk&feature=youtu.be Add new comment Documentation Documentation Wiki: Bill of materials Other tools needed to build this tool Step-by-step build instructions Supporting materials ie. SketchUp files, CAD drawings, photos, video, technical drawings. Add new comment I like this tool up1 user has voted. I built (or modified) this tool up0 users have voted.