Square footage relates to the floor area only and does not factor in the height of the attic space.
Attic insulation measurements.
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.
One easy way to tell if you need more insulation is by looking across the span of your attic.
Insulation input length and width of area to be insulated.
Whether you plan on improving the ventilation in your attic or adding energy saving insulation you will need to accurately determine its actual size.
Made of cardboard stock.
Typically the square footage of the home plus 400 ft for a 2 car garage and add any.
How to measure your attic choose an install method first.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
Spray foam attic insulation spray foam offers the best attic insulation performance available.
If you can see your rim joists in the attic it s time to add some insulation.
Click the button to calculate the depth in inches and pounds of total insulation required for this job.
Your insulation levels should be well above the rim joists.
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.
Determining the attic footprint.
Use a tape measure to figure out the dimensions of your attic.
This calculator is to be used as an estimating tool only.
Input length width and desired r value of the area to be insulated.
Closed cell and open cell aka 2 pound and pound respectively.
Extra areas to consider.
Next use the table below to calculate the r value of your insulation by multiplying the measured depth with the number provided below.