This calculator can be used to calculate the area in square feet when the height inches and width inches of rectangular duct is known.
Square to round duct calculator.
I want to calculate.
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.
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Convert round duct size to rectangular duct size for equivelant airflow.
New duct sizing chart xls.
Flex duct 05 on most metal duct calculator round metal pipe 06 on most metal duct calculators field duct sizing chart rectangular sheet metal duct 07 on most metal duct calculators.
Round use a slightly smaller diameter for less crimping or to finish the top with an added round collar lower.
This is a handy tool when deciding what size duct you want to use for your application.
To use the calculator enter your air velocity or volume air flow and duct area type select your units click calculate air flow and your converted velocity and volume.
Add for right seam.
Remember to add if bending the lower scrape in or out upper diameter.
The table below can be used to compare equivalent diameters for rectangular and round circular ducts.
1 of 2 identical pieces like a clam.
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Equivalent duct calculator round vs rectangular.
Other hart cooley mobile tools.
Square to round calculator.
Add for left seam.
The rectangular dimensions and the air flow volume are adapted to the equal friction loss.
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Wide x deep lower scrape.
Tolerance of 125 will be automatically added to each dimension.
Enter duct airflow cfm duct velocity fpm duct length and the number of bends.
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Read round duct diameter inches and friction loss per 100 of duct inches of water.
Sheet metal duct friction loss calculator.
Flexible duct round metal pipe 750 1200 14 16 design airflow 50 85 125 1500 2000 180 240 325 525.
Friction loss calculator for sheet metal ducts.
Rectangular to round conversion.
It is particularly handy to provide the area in square feet of round duct as well.