When Lower Ratings are Better
When Higher Ratings are Better
The American Architectural Manufacturers Association certifies windows using the tests. These are water leakage, air leakage, and structural strength. Windows tested only for thermal performance receive silver certifications. Windows that are tested for all three variable will receive a gold label.
It’s important to note that not all window manufacturers will test their products using these certifications. However, using the information provided should help you to choose your new windows more wisely.
For more information, click here to visit the Window Guardians website today.