by John Krigger | May 5, 2022
This lesson provides a table of window performance factors and how these factors relate to the different types of window glazing. The performance factors include: R-value, U-factor, solar heat gain coefficient, visible transmittance.
by John Krigger | May 5, 2022
(5 minutes) Windows are a major source of heat gain in the summer months, and this affects comfort and air conditioning costs. This window discussion includes solar gain, air leakage, and reflected radiation.