Attic Additional Insulation

Square footage of your attic.

Attic additional insulation.

These insulation levels will keep heated air from migrating out in winter. If you use fiberglass over loose fill make sure the fiberglass batt has no paper or foil backing. Spray foam attic insulation spray foam offers the best attic insulation performance available. The main factors that impact the cost are.

Inspect the exterior walls by using an electrical outlet. The structural elements are usually exposed in these areas which makes it easy to see what type of insulation you have and to measure its depth or thickness inches. Closed cell and open cell aka 2 pound and pound respectively. Check the attic walls and floors adjacent to an unheated space like a garage or basement.

Typically houses in warm weather states should have an r 38 insulation in the attic whereas houses in cold climates should have r 49. In a cooling climate a good blanket of attic insulation helps keep the house cooler and reduces the load on air conditioning equipment. Type and material of your insulation. Contractor or insulation installer s fee.

They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Choose from two types. 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. You can achieve better thermal performance in your attic by adding an additional layer of insulation. In fact experts at remodeling magazine have found that buyers are willing to shell out an extra 1 446 for a home with an insulated attic. According to home advisor insulating your attic can cost between 1700 to 2100.

If your insulation doesn t measure up and you need more installation can be done as a weekend diy project or you can call a professional installer to handle the job. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. The vapor retarder on top of or between layers of insulation can trap moisture. Builders usually insulate the attic during construction but sometimes additional insulation is required to increase energy efficiency.

Insulation that is wet compressed or scattered loses its. Compared with the average cost of insulating 1 343. Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live.