How To Insulate Roof Of Garage

I would like to insulate against the roof deck with vent chutes.

How to insulate roof of garage.

However if you have a cathedral style garage roof you will need a scaffolding to get into the upper areas of the roof. For annexed garages with pitched roofs i ve found that the cerolex type stuff also yields great results. To install the insulation overhead you need to staple the pieces to the roof trusses. A warm roof or a cold roof.

Be sure to count the spaces above doors and windows. In certain instances i opt for mineral wool insulation as it can be compressed and pushed in to provide a tight fit between the joists. What insulation to use in the garage. The roof is half storage truss and half vaulted scissor truss.

Put a piece of wood on top of the insulation to use as a guide to cut the insulation to the right size. A cold roof is when your insulation material is fixed between the roof joists. Make sure that all of the pieces are the same size so that they fit into the trusses. Flat roofs are harder to insulate through diy and it s recommended that your find a professional to help with installation.

A warm roof on the other hand has insulation added above the joists with a waterproofing layer added on top. I wrote a big article discussing whether you should insulate your garage. This is part 1. If you have a flat garage roof and an attic above you can install the garage insulation from below using a standard ladder.

You should use some foil tape to make sure that the insulation is stable on the roof edges. It s about time i had a better work environment. Use a utility knife to cut excess insulation so it fits the size of the stud. To prepare determine the area of the space you plan to insulate and add 10 to 20 percent to account for mistakes and odd spaces you need to fill.

In either case you will need to follow the general steps below to insulate your garage roof. Adding insulation won t make your garage a perfect temperature by itself but it will take the edge off the freezing winters and the sweltering summers. Regulate your garage s temperature all year by installing insulation. Staple the insulation all the way down the side of the stud.

If you re unfamiliar the storage truss is framed using 2 4 with another interior triangle made of 2x3s and about 5ft headroom. Check it out for more details and specific recommendations.