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Off-Set Duct Calculator

Width
Height
Length 1
Length 2
Result

Definition :

  • Off-set ductwork is a common part of HVAC duct systems.
  • It is used to bypass obstacles like beams, columns, pipes, or cables.
  • Ducts are passages used to supply, return, or exhaust air.

Uses :

  • Used to redirect airflow around obstructions.
  • Ensures smooth airflow in constrained spaces.
  • Common in residential and commercial HVAC installations.

Formula :

  • Result = 2 × (Width + Height) × (Length 1 + Length 2)

How to Calculate ?

  • Enter the width of the duct.
  • Enter the height of the duct.
  • Enter both offset lengths.
  • Click “Calculate” to view the result.
  • Click “Reset” to clear all values.

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