EMMA Testing Update
April 27, 2016
The EMMA division has completed tests showing the effectiveness of expanded metal used as a screen for openings. For details of the three tests, see the links below. The range of values for SHGC (Solar Heat Gain Coefficient) is from 0 to 1. A window …
Perforated and Expanded Metal Updates
April 21, 2018
Nine things you should know about these building components...