Duct Length
 
 
Compute Diameter and Duct Length.
     
Number of Ducts:
 
Box Volume:
   ft³
Tuning
Frequency (Fb):
   Hz
Minimum Duct Diameter:
   in
Duct diameter
Length
Area
in
in²
in
in²
in
in²
in
in²
in
in²
in
in²
 
* Required fields
 
Changing Duct diameter of a given box.
     
Duct Diameter:
  in
Duct Length:
   in
Desired diameter:
   in
Duct Length:
 in
 
* Required fields
 
Computing Duct Length from a given diameter.
     
Number of Ducts:
 
Box Volume:
   ft³
Tuning
Frequency (Fb):
   Hz
Duct Diameter:
   in
Duct Length:
 in
 
* Required fields
 
Computing Duct Length from a given area.
     
Number of Ducts:
  
Box Volume:
   ft³
Tuning
Frequency (Fb):
   Hz
Input duct height:
in
Input duct width:
in
Diameter of equivalent duct:
 in
Duct Length:
 in
 
* Required fields
 
 

Technical Calculations

Box Volume
Tuning Frequency
Duct Length