Ductwork Pro for AutoCAD
Professional Version
Basic Info Feature List Purchase/Upgrade Support & Updates

Professional Version - Purchase and Upgrades


Choose the licensing option the best suits your needs:

Single user License: $149 US
Allows you to install the software such that it is used by only one user at a time.  An encoded software license key will be sent to you, that identifies your version as a single user version and displays your company name each time the program starts.

Site License: $395 US
Allows you to use this software on as many company owned, rented or leased computers at your site as you need. For the purposes of this license, a site is defined as the main office, located on a contiguous piece of property where your personell are permanently assigned to work. The users of the software at your site are allowed to take the software to other locations, such as their home (on the company's computer), or a temporary field office, for a period not to exceed one year. The software is not allowed to be installed on computers that are not owned, rented or leased by your company for use in your company's business (for example: computers owned, rented or leased by your company's sub-contractors).

An encoded software license key will be sent to you, that identifies your version as a site license version and displays your company name each time the program starts.

How to send payment by check
If you are within the USA, you can send a personal or company check, drawn from a US bank. Outside the USA, send a certified check or bank money order. I will process your order after the check clears. Make Checks payable to Randall C. Wilkinson. Send check payments to:

Randall C. Wilkinson
9721 S. Cheney St.
Cheney, WA 99004


How to send payment by credit card
You may also pay using your Visa or Mastercard by way of a service called PayPal. When you pay using PayPal your payment is transferred directly into my account. I will then process your order and send the software to you, usually within two business days. Sorry, it is not possible to download the Pro version immediatley after making payment. I prepare a customized version of the software for each customer. When sending payment, be sure to include your comany name.

Click one of the links below to send payment using your Visa or Mastercard. If you are asked for the email address of the payment receipient, then enter w4lks@hvacware.net

Visa ,MasterCard, Discover, and American Express

License Option
 Cost
 PayPal Link
Single User License
 $ 149.00 USD
 Pay me securely with your Visa, MasterCard, Discover, or American Express card through PayPal!
Site License - As many computers as you need at your site
 $ 395.00 USD
 Pay me securely with your Visa, MasterCard, Discover, or American Express card through PayPal!
If you are in Washington State, Please add 8% sales tax.  For other states that have a sales tax, you are responsible for paying the sales tax.


Receiving the Software
Software delivery is electronic only. Once we have received your payment, we will process your order and send by email, a copy of the software to you...usually within one business day. We need to make a special encrypted software key file just for you or your company. The email message will have .ZIP files and .PDF files attached. If your company email system blocks messeges with these kinds of file attached, please provide a personal email address where we can send the software. 

If you have additional questions, send email to w4lks@hvacware.net

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Updated: March, 2023
Email:send inquiries to w4lks@hvacware.net