Appropriate Designs Online Store

Appropriate Designs Online Store

Appropriate Designs is a team of engineering professionals dedicated to advancing the science and proper application of modern hydronic(water-based) heating. We are specialists in the application of engineering principles, computer aided design, technical writing, and teaching. We integrate these capabilities as necessary to continually develop new support materials for the hydronics industry.

Select any category to begin shopping:

  • Publications


  • Software


  • Combo Packages

    Combo Packages

  • Downloadable Software

    Downloadable Software

    Purchasing downloadable software - Please read!

    You will purchase it like any other product within the store, but you will not be able to download it until your credit card is approved.

    It will take a moment to approve the payment then you will be able to login and download the software.

    From there, you will login here: Click "LOG IN" at the top of the page.

    You will need to know your email and password to successfully login. An email was original sent to your email address when registering

    If you lost your password, you can retrieve it by clicking the "lost account?" or "lost password?" link - located at the top of the page.

    Once you are logged into "My Account", it will show you the different categories of the store, you will want to click "My Account" on the top of the page.

    Then it will give four options:
    Check My Orders
    Update My Account
    Logout of My Account
    Delete Account

    You will select the "Check My Orders" link.

    You will now see a new page with your order history, click on the order you just made, being the software product.

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