How Many Inches Of Insulation In Attic

For loose fill cellulose this translates to a total depth ranging from 8 inches.
How many inches of insulation in attic. Previous post next post call us today at 888 468 0700. Having enough insulation in your attic is one of the best ways to save energy on both heating and cooling your home. Square footage of your attic. The higher the r value the better job the insulation does at preventing the transfer of heat.
Click the button to calculate the depth in inches and pounds of total insulation required for this job. 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. Depending on type you will need somewhere between 10 and 18 inches of insulation to meet the recommended insulation values.
For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3. This calculator is to be used as an estimating tool only. The higher the r value the better the thermal performance of the insulation. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.
Inspecting your attic insulation. Input depth of existing blown in insulation in inches. Click the button to calculate the depth in inches and pounds of total insulation required for this job. When adding additional insulation you do not have to use the same type of insulation that currently exists in your.
Input length width and desired r value of the area to be insulated. The main factors that impact the cost are. 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. This calculator is to be used as an estimating tool only.
Add the right kind of insulation. This calculator is to be used as an estimating tool only. How well a particular insulation works is expressed by the r value which ranges from 2 0 to 8 0 per inch of insulation. Contractor or insulation installer s fee.
Type and material of your insulation. Input length width and desired r value of the area to be insulated.