This calculator is to be used as an estimating tool only.
Blown in insulation r value calculator.
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This calculator is to be used as an estimating tool only.
In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and an inch of blown cellulose in an attic has an r value of 3 2 3 7.
A higher insulation r value usually means a higher price point as well.
The r value of insulation is a measure of how well it reduces the flow of heat and cold into and out of your house.
Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system.
Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project.
Inches more and more.
Typically a higher insulation r rating means better climate control and better energy efficiency for your home.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
Insulation level are specified by r value.
Input depth of existing blown in insulation in inches.
The higher the r value per inch of thickness the better job the insulation will do when you heat or cool your home.
For every type and material of insulation check the r value per inch of thickness that the manufacturer has listed.
R value is a measure of insulation s ability to resist heat traveling through it.
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Some places that sell blown insulation will include a free equipment rental with the purchase of a certain minimum amount of bags.
The higher the r value the better the thermal performance of the insulation.
Click the button to calculate the approximate r value for this job.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
What type of insulation do you currently have.
Estimated depth of current insulation.
Current r value target r value project size in ft 2 bags of greenfiber already have insulation.
As the title indicates this insulation is blown into the space that needs to be insulated.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
This calculator is to be used as an estimating tool only.
Input length width and desired r value of the area to be insulated.