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To create an order or estimate for the production of ducts, you need to know their surface area.

With the help of this application you can create a specification of the ducts, determine their surface area and flange lengths.
Various elements
  • Bend.
  • Reduction.
  • T-branch.
  • Y-branch.
  • X-branch.
  • Outlet.
  • Offset.
  • Box.
  • Plug.
  • Cap.
Calculation of the connections
Get the length of the flanges and sealing tape, the number of male and female connectors, angles and bolts.
User-friendly calculation tools
  • Obtain a summary surface table across all systems and material thickness values.
  • Add, copy, change, delete, or move elements in a specification.
  • Copy, move, or delete a system directly with all embedded elements.
  • Combine all the systems into a single summary system.
  • Save specifications and summary surface tables as an Excel file.
  • Save and load calculation results from the cloud or a file.
Advanced settings
  • Length increases.
  • Material thickness.
  • Duct connection type.
  • Type of bends.
  • Type of reductions.
Video review
Just watch video and start working.