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HVAC Flexible Duct Length Calculator
HVAC Flexible Duct Length Calculator
Actual Flex Duct Length (ft)
*
Number of 90° Bends
*
Number of 45° Bends
*
Sag Level
*
minor
none
minor
moderate
severe
none
minor
moderate
severe
Compression Level
*
minor
none
minor
moderate
severe
none
minor
moderate
severe
Installation Quality
*
good
excellent
good
fair
poor
excellent
good
fair
poor
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