Tharwat Al Shoufi



This program helps you to create HVAC Flexible Duct by selecting Lines, Arcs, Splines and LWpolylines with two options via specifying the Diameter & Number of fins.


After you have downloaded the trial app, if you want to purchase the full version of the app, run the command FLXSERIAL to obtain the machine codes in the command line and send an email to us. We will get back to you with more details on how to get the full version. Also please read the instructions provided.


You can use this trial program for 100 times. 

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About This Version

Version 1.0.0, 3/14/2018
Added 2019 support

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Customer Reviews

(1 review)


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  • Just wonderful
    John Rocks | October 26, 2017

    A very useful program indeed. I am sure that I will use it a lot. Thank you.

    Tharwat Al Shoufi (Publisher) | October 29, 2017

    Thank you John for your kind reply. Highly appreciated.

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