| Manufacturer : | Ply Gem Window Group (Alenco - TX) |
|---|---|
| Certification #: | NI010541-R7 |
| Primary Sealant: | Duralite (Quanex) |
| Spacer: | Duralite (Quanex) |
| Dessicant: | Duralite (Quanex) |
| Gas Fill: | Argon |
| Glazing: | Clear/Low-E |
| Capillary Tubes: | No |
| Internal Components: | Muntins |
| Expiration: | 01/31/2024 |