Square/Rectangle HVAC 3D Duct Fittings
Here is the 3D Square/Rectangle Duct solution for AutoCAD. This plugin creates an unlimited variety of Square/Rectangle Duct and Fittings in 3D to meet all your HVAC drawing needs.
HVAC-SQ/RECT-3D is a software plugin for AutoCAD to create a wide variety of HVAC Square/Rectangle Duct and Fittings in 3D Solids.
- Installation (click to open for more info)
Download the file from the link provided in the sales receipt and save the file to your computer hard disk. After downloading locate the file and execute it to install the program. Restart AutoCAD for the plug-in to autoload and become active. An icon will appear in the “Add-Ins” or “Plug-Ins” tab of the Ribbon Panel for this App.
The installer that ran when you downloaded this plug-in has already installed the plug-in. You may need to restart the Autodesk product to activate the plug-in. To uninstall this plug-in, click Control Panel > Programs > Programs and Features (Windows 7/8/8.1) or Control Panel > Add or Remove Programs (Windows XP), and uninstall as you would any other application from your system.
- Software Activation
You have 15-days to activate the software. When running in non-activated mode a dialog will only appear once the first time the program is executed in a new or existing drawing which indicates the number of Days Remaining before the program stops and an option to Activate. Until you are ready to activate the software, you can run the software in the Non-Activated mode before it expires by clicking on the “Continue without Activation” button.
To activate the software, when you open a new or existing drawing and a dialog appears prompting you to press “OK” button to Activate Now. This takes you to the SoftDraft Activation dialog showing your License Code and an edit box for you to enter the License Key. To receive your License Key, click in the License Code edit box, then copy the License Code. To avoid mistakes, we suggest that you copy it from this dialog and paste it in an email, instead of entering it with the keyboard, then send it to
Please include the name the app was purchased under and company name. After we receive the email we will send the License Key back, usually within 24 hours, for you to enter into the dialog. Copy the License Key from the email into the License Key edit box area of the Activation dialog, then click “OK” to close the dialog. An alert will show the License Key was or accepted or an incorrect Key was entered. If you receive the “Incorrect License Key” alert, please notify tech support in an email to support @ softdraft.com