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.
Calculating square footage in attic room.
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.
However an attic usually doesn t have straight walls.
To answer this question we simply multiply the length of the room by the width.
How to calculate square footage for rectangular round and bordered areas.
Measure the length and width of the attic space using a tape measure.
Enter measurements in us or metric units.
Supposing you want to measure the square footage of an area that isn t one single rectangle.
Calculate square feet meters yards and acres for flooring carpet or tiling projects.
If you want to heat or cool your attic space calculating its cubic footage is necessary to determine adequate ventilation.
Square footage relates to the floor area only and does not factor in the height of the attic space.
This nominal square footage amount is then multiplied by a factor associated with the roof.
Calculate the square footage of your attic.
Learning how to calculate the square footage of a room is as simple as entering in the length of the room and the width of the room and pressing the calculate button.
If your roof is flat or has no more than a 3 in 12 pitch you can calculate its total square footage by simply multiplying the length by the width.
How many square feet are in a 10x10 room.
Try out the free.
The square footage calculator is a super tool for calculating the square footage of a room.
Calculate square footage square meters square yardage and acres for home or construction project.
Calculate or enter the square footage of the attic or area to be vented.
Click the button to calculate the amount of insulation in square feet and man hours wall and ceiling fiberglass insulation needed for this job.
The formula to calculate square footage is simply length times width.
In the attic place the level against a rafter with the 12 inch mark on the bottom of the rafter.
Input length and width of area to be insulated.
If your room is 10 feet long by 10 feet wide 10 10 100 square feet.
How to calculate the square footage of a house example.
This calculator is to be used as an estimating tool only.
Let owens corning roofing help you calculate exactly how much ventilation you will need for a healthy and balanced attic with our 4 step ventilation calculator.
Calculate project cost based on price per square foot square yard or square meter.