They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively.
Attic insulation measurements.
Square footage relates to the floor area only and does not factor in the height of the attic space.
Determining the attic footprint.
Typically the square footage of the home plus 400 ft for a 2 car garage and add any.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
Either read the r value printed on the batts of your existing insulation or use a measuring tape to measure the depth of the insulation inches.
Insulation input length and width of area to be insulated.
Extra areas to consider.
Once you decide which install method is best for your home it s time to measure the.
Your insulation levels should be well above the rim joists.
This calculator is to be used as an estimating tool only.
One easy way to tell if you need more insulation is by looking across the span of your attic.
If you can see your rim joists in the attic it s time to add some insulation.
Input length width and desired r value of the area to be insulated.
Use a tape measure to figure out the dimensions of your attic.
Attic insulation measuring rulers these rulers are used with all types of blown in insulation to provide a working gauge of depth for the installer.
How to measure your attic choose an install method first.
Choose from two types.
Closed cell and open cell aka 2 pound and pound respectively.
Whether you plan on improving the ventilation in your attic or adding energy saving insulation you will need to accurately determine its actual size.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.