Calculate Square Feet Attic

Calculate or enter the square footage of the attic or area to be vented.

Calculate square feet attic.

Covered enclosed porches can only be included if they are heated using the same system as the rest of the house. Calculate the total vent area needed. 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. Length x width of attic in feet 150 total sq.

Measure the width of your attic space in feet. This free calculator estimates the square footage of a property and can account for various common lot shapes. For example if your length is 40 feet and your width is 20 feet then 40 20 800 square feet. The homewyse attic insulation calculator.

How to calculate the square feet of an attic step 1. See professionally prepared estimates for attic insulation work. Next multiply the 4 square feet into cubic inches. Finished attic square footage is included if an area has at least seven minimum feet of clearance.

Of total vent space needed. The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options. Get fair costs for your specific project requirements. In order to find the right calculator divide the attic floor space by 300 sq feet.

Step 3 multiply step 1 and step 2 together to get the area of the attic floor. A 50 x 30 attic would have a total area of 1 500 sq. Create a rough sketch of your attic on a piece of paper. See typical tasks and time to insulate an attic along with per unit costs and material requirements.

1 cubic foot is 12 x 12 144 cubic inches. If you have on oddly shaped area such as an l shape split it into square or rectanglualar sections and treat them as two separate areas. Determine total cost given a rate per square foot or explore hundreds of other calculators covering topics such as math finance fitness health and more. Multiply the length of the attic times the width in feet to find the attic area then divide by 150 to find the total square feet of vent space needed.

The way to calculate a rectangular area is by measuring the length and width of your area then multiplying those two numbers together to get the area in feet squared ft 2. Measure the length and width of each square and rectangular area of the attic floor and note the dimensions on. If your roof is 1200 sq ft soffit floor space you will need 4 sq feet of roof ventilation. Stairways and closet areas are included in the square footage length.