How To Cool A Garage With No Windows. One of the basic treatments is to coat the outer part of the roof with white paint. The heat absorption will automatically reduce.
Open garage windows or door. Don't roll the windows down if it's raining, unless you park in a covered area. The long answer is that, in most cases, it is very difficult for a portable air conditioner to be effective in cooling a garage.
Open garage windows or door.
Learn more about the best way to cool a garage below. Assemble faux garage door windows. See more ideas about garage doors, doors, garage. I simply typed in “should i have windows in my new garage door” and the internet took me to your great advice.