Attic Insulation Over Do It

Choose the right insulation.

Attic insulation over do it.

You can do it yourself for about 500. Insulating an unfinished attic can be a simple diy project. Blowing attic insulation isn t hard but it s dusty sweaty work. How much does attic insulation cost.

You can achieve better thermal performance in your attic by adding an additional layer of insulation. The pros charge 1 500 to 2 000 to do a 1 200 sq ft. They are the easiest to insulate because the insulation is installed between the framing members or joints of the floor according to the university of tennessee extension. Laying foil over on top of insulation on the attic floor this is probably the easiest method to install radiant barrier atticfoil is to lay the foil out over the existing insulation on the attic floor.

If you need to add insulation in your attic save big by blowing in cellulose insulation yourself. More insulation installation tricks and tips work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just. Achieving greater r values in exterior walls in exterior walls add insulating sheathing to achieve a greater r value in your wall system. You can add loose fill on top of fiberglass batts or blankets and vice versa.

When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic. Cellulose insulation has an average thermal value of r 3 7 so you d need just over five inches to equal an r 19 batt. The insulation will keep the naturally hot or cold air in the garage and the artificially warmed or cooled air in the room above it. Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and.

A garage attic also should be insulated is if there is an air conditioned room above the garage. In addition to walls and attics insulation should be installed in ceilings with unheated spaces basement walls floors above vented crawl spaces cathedral ceilings floors over unheated garages or porches knee walls and in between interior walls especially bathrooms as well as ceilings and floors.