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Products - EZ-Spec Sizing Software for Professionals

EZ-SpecTM tankless sizing software takes the guesswork out of choosing the right model, number of units, and accessories needed for a tankless installation. It is simple-to-use and highly accurate.

Click the icon below to try it online with nothing to download or install. (requires Internet Explorer 6 or higher).

Download it today.  Please run the Automatic Update after you install it.

EZ-Spec is an advanced tool for sizing many common commercial applications.  It runs a complex set of calculations to determine fixture/appliance usage, and determine the best tankless solution.  Years of industry experience in commercial and residential water heating have gone into this system to ensure the most accurate sizing possible for tankless water heaters.

EZ-Spec Desktop application has been discontinued, EX-Spec online is being continuously updated to provide the most updated products and application sizing possible.