Tell us about yourself!
How about putting a black material on the garage panels then setting the door to hold about 5" off the floor, this should start a convection flow with the cold air pulled under the door along the dark surface and up while it heats up and over the top of the door into your workspace. Control can be achieved by how much of the dark side is exposed to the sun light.
I might also be good to 3D print the table insert so if the disk comes in contact, the damage will be to the plastic insert and not the original metal insert for your saw blade.
IKEA Frame Hack > SLOMO (Slow Motion) Frame
Beginner 3D Printing Class
I am going to make this but with the following changes:1. Dinner table size for the top, and2. the bottom I am going to lay the 2x4 flat like the top so it will side under furniture.
Easy Japanese Grilled Potatoes