|
Thermal
Specifications
Features
| Samples
|
Specifications
|
Shapes
|
Styles
Click here to see Size
Specifications.
|
NFRC
Certified Thermal Performance Values |
|
| |
Type of Glass |
Residential
U Values |
Non-Residential
U Values |
|
|
Infinity Royal Series
Double Hung Windows |
|
| |
Clear Insulating Glass |
.49 |
.49 |
| Low E Insulating Glass |
.38 |
.37 |
| Low E Argon Insulating
Glass |
.35 |
.34 |
|
|
Infinity Royal Series
Stationary Windows |
|
| |
Clear Insulating Glass |
.48 |
.48 |
| Low E Insulating Glass |
.36 |
.36 |
| Low E Argon Insulating
Glass |
.33 |
.33 |
|