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kumarnaik
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Join Date: Jun 2008
Location: Bangalore
Posts: 8

CFM calculation

10/20/2008 12:39 PM

how to calculate the CFM in hvac system?
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Anonymous Poster
#2

Re: CFM calculation

11/04/2008 3:38 AM

You need the velocity in feet per minute and multiply it by the square feet of the duct. EX; AIR FLOW = 400 FEET PER MINUTE x 1 SQUARE FOOT DUCT = 400 cfm
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