Features
- Interior glazing allows for easy installation (glass can also be replaced from inside)
- A flat bottom frame makes it easy to install in stucco or masonry openings
- Chambered frame provides positive water drainage
Performance
| Test Results | Description |
| NAFS (PG) | up to CW-PG70 |
| Acoustical (STC) | up to STC 39; OITC 32 |
| ASTM + TAS (*Single Hung, Fixed) |
Impact Resistant DP-60 (HVHZ)* |
| U-value (**based on simulation) |
down to 0.17** |

