Overhang Analysis
This tool provides visual feedback about the performance of a horizontal window overhang. Please read the before using this tool.
NOTE: This is a new overhang analysis tool, providing visual feedback of the overhang shade at the selected date & time, as well as an annual performance chart. This tool may not work in certain old browsers, so in that case you may wish to try a different browser, or use the old version. Feedback is welcome on this new tool, and improvements continue to be made. [hide tip]
Sorry...your web browser does not support HTML 5, which this tool requires. Please try an updated browser.
  4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 MONTHLY
Jan                                   Jan  
Feb                                   Feb  
Mar                                   Mar  
Apr                                   Apr  
May                                   May  
Jun                                   Jun  
Jul                                   Jul  
Aug                                   Aug  
Sep                                   Sep  
Oct                                   Oct  
Nov                                   Nov  
Dec                                   Dec  
  4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 ANNUAL


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The development and maintenance of Overhang Analysis is supported by user donations. If you found this tool helpful, please consider making a small donation...this can be done quickly and securely by credit card or PayPal account, using the buttons to the right. Your donations will contribute to improvements to this and other solar design tools. Thank you!

Mailing List

The author maintains a private mailing list of users of the SunAngle suite of solar design tools, and is happy to send you very occasional notices about software upgrades and other items of interest. Such notices do not typically occur more frequently than a few times a year.