R value measures how well certain building insulation materials can resist heat.
Calculate r value attic insulation.
Enter your data into the fields where indicated.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Estimated depth of current insulation.
Input depth of existing blown in insulation in inches.
To find the r value of the existing insulation in your attic multiply the number of inches of insulation by the r value for your particular type.
The higher the r value the greater the insulation performance.
Go to the energy savers insulation page on the u s.
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.
What type of insulation do you currently have.
Input length width and desired r value of the area to be insulated.
Know exactly how much you need with our project calculators.
Current r value target r value project size in ft 2 bags of greenfiber already have insulation.
Click the button to calculate the approximate r value for this job.
Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project.
Wear a dust mask gloves and a long sleeved shirt when working with insulation.
Insulation level are specified by r value.
Insulation savings calculator use this insulation savings calculator to measure the financial impact of increasing your insulation performance.
Our calculator helps you measure what r value for exterior walls you may be looking for as well as for different applications.
Access the attic through the pull down ladder already installed in your home or with a stepladder placed so you can.
R value is a measurement that rates how resistant a product is to heat flow measuring the ability of heat to transfer from one side of an object to another.
When determining how much insulation you need don t guesstimate calculate.
Inches more and more.
For more detailed information on insulation in your part of the country and recommended insulation r value for attics walls and floors.
The table below shows what levels of insulation are cost effective for different climates and.
Square feet of house or area to be insulated current and desired r value for insulation and type and cost of your energy.
Fiberglass and other insulation.
This calculator is to be used as an estimating tool only.
The higher the r value the better the thermal performance of the insulation.
Inspecting your attic insulation.
R value is a measure of insulation s ability to resist heat traveling through it.
Department of energy website.
