The higher the r value the better the thermal performance of the insulation.
Attic insulation depth chart.
Types of blown in insulation the two commonly used types of blown in attic insulation are cellulose and fiberglass.
Loose fill or batt the common term for blanket insulation.
We feel that through the use of superior building materials and the appropriate practices we can create sanctuaries at home.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
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.
Compare insulation r values before you buy.
Allowing people to tune out the noise that they live with on a daily basis and spend more time together.
Estimated depth of current insulation.
The chart shows the r value of this insulation.
These include the type depth and density of the insulation.
Input depth of existing blown in insulation in inches.
R means resistance to heat fl ow.
For loose fill cellulose this translates to a total depth ranging from 8 inches.
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.
Then use the numbers in the chart at right to estimate its r value.
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 your attic to reach r 30 if you live in zones 2 or 3.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Make sure the fill s depth is uniform across the attic.
This calculator is to be used as an estimating tool only.
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.
Inches more and more customers are striving for experiences.
The higher the r value the greater the insulating power.
There are other factors to consider.
Pull up and dispose of any material that s compressed water stained or moldy it s useless.
The amount of insulation you need depends mainly on the climate the type and size of your home and your fuel use patterns and.
Note from this chart that the ideal r value differs for each part of your home.
Shop insulation accessories.
Insulation level are specified by r value.
R value is a measure of insulation s ability to resist heat traveling through it.
For diy attic insulation you ve got two choices.
In temperate coastal areas such as zone 3 attic insulation of at least r30 up to a maximum of r60 is recommended.
