To download DAYSIM, please fill out the following information form. Any information you provide here will only be used by the DAYSIM development team for statistical purposes. It will remain completely private and will not be made available to any other organization or individual in any form.

Please note that the version available for download from this website is a PRE-RELEASE that is still under development. Feel free to send us your feedback.

In which country are most of your projects located?

In which Province/State (Canada and US only)?

What is your Profession or Area of Study?

What type of organisation do you work for?

Intended Use Building Design HVAC Design

Your email address (optional):

Minimum Computer Specifications:

  • Pentium IV 1.0 GHz or greater
  • 512 MB RAM minimum (1 GB RAM recommended)
  • 50MB available disk space
  • Display monitor capable of 1024x768 resolution
  • Microsoft Windows 2000SP4/XP or higher
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