COMcheck-Web simplifies commercial and high-rise residential energy code compliance.

It performs just like COMcheck, the desktop version, but you don't need to download or install any software on your computer.

Your connection to COMcheck-Web has been disconnected because it has been inactive for at least an hour.

To avoid losing unsaved information due to an extended period of inactivity, remember to regularly save your work.

You can save and load projects after you register to use COMcheck-Web.

COMcheck-Web has been updated!
Learn what's new. (June 2022)