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.
Try it online with nothing to download or install. (requires Internet Explorer 6 or higher).
Or, for more advanced sizing program, download EZ-Spec for Windows Click Here (requires Windows XP SP2 or higher).