how to calculate duct area to square feet

The area will cover a two-dimensional slice of the duct.

Convert the result to square feet by dividing by 144.

Fix a tape measure or other measuring tool to one end of the length and extend it to the other end. Air duct also termed as ductulator is a passage that is used to provide fresh air into rooms, buildings etc., Air ducts may be in circular, square and in rectangular shapes. DIP Switches Use the calculator to add these two measurements together and multiply by two.

These calculations can be useful if you are figuring out flow numbers, trying to gauge material amounts or performing any other calculations necessary for the design and installation of ducts.Measure the diameter of the round duct across its widest point.Divide the diameter by 2 to get the radius of the duct.Multiply the radius by itself to get the square of the radius.

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Some of our calculators and applications let you save application data to your local computer. Multiple 1.77 by the length.

20×20 suggests that the shape of the plane is a square as both the measurements are the same. Divide by 144 to determine how many square feet are in the duct area.Will Charpentier is a writer who specializes in boating and maritime subjects. Divide this result by 144, the number of square inches in a square foot.

This will tell you how many square inches are in the duct area. Length times width is the formula for finding area when it comes to rectangular- or square-shaped sections. Thermal Management Then, measure the length of the duct--in inches--and multiply by the circumference. Then, you have to convert the outside of that form, its perimeter and length into a workable flat surface and convert the area of that flat surface to square feet.

To calculate the rectangular duct area, we need height, width and length. CAD Model Library

1.77*23= 40.71 square feet

Related Topics . Here, an area of 314 square inches is 2.39 square feet.Measure the length of the duct in feet (if you want to translate the two-dimensional area to the three-dimensional volume), then multiply the area by the length.

Measure the distance across the duct, in inches, then multiply by 3.14159 if the duct is circular to find its circumference, in inches. For instance, if the radius is 10 inches, the square of the radius is 100.Multiply the square of the radius by 3.14 to get the area of the duct in square inches. Four square is 16, and 16 multiplied by 3.14 is 39.44 square inches.

calculating area of bend required to following calculation 2 x area of circle based on duct width 150mm as radius 4 area of circle based on 150mm as radius 4 height of duct x 2 How to calculate duct area in meters for bent,offset,round off square,reducer duct ? Stepper Servo Motors It's not uncommon, however, to have a room or an outdoor section that is irregularly shaped.

CUI Devices' air flow conversion calculator can be used to convert between common units for volume air flow and air velocity flowing past a point in a specified area of duct. To calculate the square footage area of the square, use the formula =

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Four square is 16, and 16 multiplied by 3.14 is 39.44 square inches.

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