How To Insulate Finished Garage Walls. In this video i will show you how to insulate and finish an exterior garage wall. To do this all the small areas that won't be covered by the foam need to be addressed.
The insulation should be attached to the 2 x 4 studs with the insulation facing away and the paper side.
The fiberglass insulation is all jambed into place (not sure if it is as an artifact of time or the installation was not done right). It'll cost you about $200 to insulate two this flexible insulation, often found stuffed into exterior walls, is commonly made of fiberglass. So you want to finish a garage wall? How to insulate a garage door 01:59.