First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Calculate r value attic insulation.
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.
R value is a measure of insulation s ability to resist heat traveling through it.
When determining how much insulation you need don t guesstimate calculate.
The higher the r value the greater the insulation performance.
Our calculator helps you measure what r value for exterior walls you may be looking for as well as for different applications.
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.
Wear a dust mask gloves and a long sleeved shirt when working with insulation.
What type of insulation do you currently have.
This calculator is to be used as an estimating tool only.
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.
Estimated depth of current insulation.
The table below shows what levels of insulation are cost effective for different climates and.
Inches more and more.
Recommended home insulation r values.
Input depth of existing blown in insulation in inches.
Department of energy website.
The higher the r value the better the thermal performance of the insulation.
Know exactly how much you need with our project calculators.
Greenfiber insulation calculator easy to follow steps for calculating the perfect amount of insulation needed for your project.
Insulation savings calculator use this insulation savings calculator to measure the financial impact of increasing your insulation performance.
This calculator is to be used as an estimating tool only.
How to calculate existing r value in an attic 1.
Current r value target r value project size in ft 2 bags of greenfiber already have insulation.
Input length width and desired r value of the area to be insulated.
R value measures how well certain building insulation materials can resist heat.
Square feet of house or area to be insulated current and desired r value for insulation and type and cost of your energy.
Ceiling insulation r value r value for walls and more.
Go to the energy savers insulation page on the u s.
Click the button to calculate the approximate r value for this job.
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.
Inspecting your attic insulation.
Insulation level are specified by r value.
