Here on diyhumidor.com, our main purpose is to lift most of the diy humidor build project plan off your shoulders by providing you with different styles of detailed pdf humidor plans that include the humidor material list, cutlist, exploded and well-labeled diagrams that make it easy for you to build and finish your cigar humidor. Below is a free downloadable DIY Humidor build plan that you can use today to construct your wood humidor.