Solar 101: Working the angles to maximize your solar system''s output
Using Normal, Illinois, as a ... well, normal ... case study, we look at how a roof''s latitude, pitch, and azimuth affect energy output. In the first articles of our Solar 101 series, ("Is my roof ready for solar?") and ("Attaching your solar system to your roof") we discussed how the age and physical characteristics of a roof affect the design and …