Add insulation to attic.
R value for attic insulation blown in.
If your home is in a warmer climate you require an r 38 or higher or about 12 more.
Click the button to calculate the approximate r value for this job.
36 bags by tap pest control insulation.
Where you live different climates require different insulation r values.
Depending on where you live it s recommended that attics have a minimum r value of r 30 in warm climates to r 60 in cold climates.
Achieving the desired r value depends on both the depth of the insulation and its density.
This calculator is to be used as an estimating tool only.
Your home s age if your home is more than 10 year old you likely need more insulation.
You d need a thickness of.
Existing 3 4 inches of insulation.
There are many ways to retrofit a home with fiberglass and.
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.
This calculator is to be used as an estimating tool only.
Attic insulation for homes that are situated in cold climates homeowners need to ensure that they have a minimum of r 49 in their attics this is equivalent to about 16 inches of fibreglass insulation.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
The r value of loose fill cellulose is r 3 2 to 3 8 per inch2.
Tap epa registered pest control blown in insulation 30 lbs.
Recommended insulation levels for retrofitting existing wood framed buildings.
Loose fill fiberglass has an r value of r 2 2 to 2 7 per inch3.
Not sold in stores.
Input length width and desired r value of the area to be insulated.
Input depth of existing blown in insulation in inches.