Register / Login

LoopCAD 2021

Manual Heat Loss Input can now be done based on unit area basis or a total room basis.

Activation Help Topics

Purchase and Activate using a Prepaid Code

Applies to: LoopCAD 2021, HeatCAD 2021

Once you have the software installed, follow these steps to purchase and activate your license using a Prepaid Code (or License Key).

If you need the setup file to install the software, go to the corresponding downloads page:

  1. Run the program on the computer that you want activated.
  2. If the Activation window does not automatically open, click the Activate link.
  3. Click the "Purchase or Renew License" option. This will take you to the activation website.
  4. The website will now open. Select the "Activate a pre-purchased license" option, then click Continue to proceed.
  5. Input your Prepaid Code (or License Key) in the field provided, including all dashes, and then click the Validate code... link.
  6. Click Continue and follow the remaining steps to complete the purchase. If you do not have an online account yet, create a new one when prompted.
  7. When you get to the Shopping Cart page, click Checkout to proceed to the payment page.
  8. When completed, the Activation Code will be displayed on screen and will also be sent to you by email. For help on entering your new activation code, see the Entering an Activation Code help topic.
Activation Help Topics