To estimate costs for your project.
Approximate square footage of an attic.
For a professional job add between 150 to 300 for labor and you re looking at around 300 to 500 for 6 hours of work.
The formula for figuring out the cubic footage of a rectangular solid like the interior of a room is length times width times height.
Calculate the square footage of your attic.
If the space includes irregular shapes such as triangles mark these off so.
So for a 500 square foot area your estimate will vary between 145 to 200 if you do it yourself.
How to calculate square footage for rectangular round and bordered areas.
R 30 to r 60 insulation will cost between 0 15 to 0 65 cents per square foot.
Calculate project cost based on price per square foot square yard or square meter.
The average cost per square foot is between 0 64 1 19.
Multiple these two measurements to arrive at a square footage number.
For a basic project in zip code 47474 with 500 square feet the cost to insulate an attic starts at 1 68 3 25 per square foot.
Proper attic ventilation consists of a balance between air intake at your eaves soffits or fascias and air exhaust at or near your roof ridge.
On average you can expect to pay between 1 25 to 2 00 per square ft.
Step 1 create a rough sketch of your attic on a piece of paper.
However an attic usually doesn t have straight walls.
This will give you a visual representation of the dimensions of your attic for reference.
Set project zip code enter the zip code for the location where labor is hired and materials purchased.
An average size attic of 1 200 square ft.
Enter measurements in us or metric units.
Calculate square footage square meters square yardage and acres for home or construction project.
If you want to heat or cool your attic space calculating its cubic footage is necessary to determine adequate ventilation.
With a tape measure and some simple mathematical formulas you can easily calculate your attic s square footage.
Measure the length and width of the attic space using a tape measure.
Will usually cost about 1 600 2 700.
Actual costs will depend on job size conditions and options.
The roof pitch or roof slope is usually shown as a ratio to 12 i e 1 12 4 12 12 12 etc.
Now that you have the footprint or square footage of the attic space multiply the total roof square footage by the applicable pitch factor to complete your estimate for the amount of foil you will need to cover the roof slopes.
To install attic insulation and material cost for cellulose fiberglass with a r value of.
Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space.
