Susteen operates an online tool that calculates the energy use of a house.
The oitput of this (java) tool has been expanded. Now this extra output must included in the current webform. In addition, the pdf output must be updated.
An implementation of the tool can be viewed at [url removed, login to view]
Detailed requirements and the current code can be viewed in the attachments.
This tool requires regular updates. Looking for a partner who can do this for some time.