WHOLE HOUSE FAN CALCULATOR
TOTAL SQUARE FEET OF HOUSE:LENGTHWIDTHTOTAL SQ FT
CFM REQUIRED
FAV REQUIRED
 
Please enter a LENGTH
LENGTH must be a number
Please enter a WIDTH
WIDTH must be a number
FLOOR TO CEILING HEIGHT:
8 10 12
 
COMPLETE AIR EXCHANGES: (PER HOUR)
 
Please enter number AIR EXCHANGES
AIR EXCHANGES must be a number
TOTAL CUBIC FEET: 
  
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SUBMIT REQUEST
TOTAL SQUARE INCHES OF VENT:LENGTHWIDTHTOTAL SQ IN
Please enter a LENGTH
LENGTH must be a number
Please enter a WIDTH
WIDTH must be a number
NUMBER OF VENTS:  
Please enter number of SQUARE VENTS
VENT count must be a number
 
TOTAL SQUARE FEET OF FAV: 
 
VENT DIAMETER:
Please enter a VENT DIAMETER
VENT DIAMETER must be a number
 
ENTER NUMBER OF VENTS:  
Please enter number of ROUND VENTS
VENT count must be a number
 
TOTAL SQUARE FEET OF FAV:
  

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