Blow In Attic Insulation Depth

Input depth of existing blown in insulation in inches.

Blow in attic insulation depth.

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. For loose fill cellulose this translates to a total depth ranging from 8 inches. Click the button to calculate the depth in inches and pounds of total insulation required for this job. When blown into attics and wall spaces loose fill fiberglass offers an average r 2 5 thermal value per inch the higher the number the greater the insulating effect.

Click the button to calculate the approximate r value for this job. In temperate coastal areas such as zone 3 attic insulation of at least r30 up to a maximum of r60 is recommended. Allowing people to tune out the noise that they live with on a daily basis and spend more time together. Each bag of fiberglass insulation will cover approximately 65 square feet of attic space to a depth of 10 inches cellulose insulation covers half as much.

How deep to put blown in insulation. Ten inches of blown insulation provides an insulating value of approximately r 30 1 inch of fiberglass provides about r 2 7 while 1 inch of cellulose is approximately r 3. You d need a thickness of. Estimated depth of current insulation.

Input length width and desired r value of the area to be insulated. If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs. This calculator is to be used as an estimating tool only. We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home.

Attic insulation is a key to saving energy during the heating season.