How Much Fiberglass Insulation In Attic

When installing fiberglass insulation be sure to cover up any exposed skin and wear a mask at all times.

How much fiberglass insulation in attic.

You can do it yourself for about 500. Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job. One for attic prep and the second to actually blow the insulation. As the loose fill insulation packs tightly into the space beneath the floor it will slowly push out the hose.

How much does attic insulation cost. Fiberglass is just that thin fibers of glass that trap air. Actual costs will depend on job size conditions and options. Recommended insulation levels for retrofitting existing wood framed buildings.

Existing 3 4 inches of insulation. Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. R 30 to r 60 insulation will cost between 0 15 to 0 65 cents per square foot.

An average size attic of 1 200 square ft. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Add insulation to attic. To insulate under attic floor use a pump to blow in fiberglass loose fill insulation.

Turn off the blower when the void is completely filled. Will usually cost about 1 600 2 700. Input length and width of area to be insulated. Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.

Fiberglass insulation cost fiberglass insulation costs between 0 65 and 1 20 per square foot with an r value of r3 r4 per inch of thickness. To estimate costs for your project. Cellulose is recycled newsprint treated with a fire retardant. On average you can expect to pay between 1 25 to 2 00 per square ft.

The pros charge 1 500 to 2 000 to do a 1 200 sq ft. This calculator is to be used as an estimating tool only. To install attic insulation and material cost for cellulose fiberglass with a r value of. Insert the hose under the floor and turn on the blower.

For a basic project in zip code 47474 with 500 square feet the cost to insulate an attic starts at 1 68 3 25 per square foot.