STAMFORD, Conn.- Lindab Inc. recently announced the upgrade of CADvent, the popular duct system design application, to version 3.1. New features in version 3.1 provide CADvent users with greater functionality and flexibility.

Some of the enhancements integrated into CADvent 3.1 include:

Rectangular and Flat Oval Objects

- New assembly functions

- Improved toolbars

- Edit Rectangular Component button for changing dimensions

Bill of Materials

- Surface area of rectangular components included

- Organized by material (i.e., galvanized, stainless steel, etc.)

Pressure and Sound Calculations

- Turning vanes in rectangular objects factored in

- Enhanced "Required Attenuation" calculations

CADvent is Lindab's AutoCAD overlay that streamlines the process of designing duct systems. An object-oriented design tool for designers and contractors, CADvent automatically drafts ductwork using "to scale" duct system components. With drawing, designing and product creation capabilities, CADvent includes all the tools needed to create an optimized, cost effective ventilation system design.

For more information about CADvent or for the name of the Lindab distributor in your area, please contact Lindab at 1-800-79-SPIRO or visit