The Enviro-Star 800 Series sliding window with double pane clear glass has a heavy duty foam filled frame. The maintenance free, composite foam filled frame is built to last. This high-end replacement slider combines beauty and durability.
- 600% Better Air Infiltration protection
- Wide selection of hardware options
- Superior craftsmanship
- Full integral interlock with double weather-stripping.
- Full 3¼" Depth Welded Mainframe
- Beveled colonial exterior features
- Available in standard and custom exterior colors
- Maintenance free, for years of long lasting performance.
- Heatseal® warm edge spacer system for excellent thermal efficiency and drastic reduction in the possibility of condensation on the inside of the window.
- Available in Replacement and New Construction applications.
| Glazing Option | U-Value | SHGC | VT | CR | Minimum* | Energy Star Minimum | |
| Dual Glazed | |||||||
| Clear Glass | 0.45 | 0.57 | 0.60 | 46 | 0.30 | Does not qualify | |
| Industry | Comparison To | ||||||
| Our Windows | Minimum | Industry Minimum | |||||
| AAMA Rating | R 50 | R 15 | |||||
| Air Infiltration cfm/ft2 | 0.05 | 0.3 | 600% | Better | |||
| Water Penetration mph | 62 | 33 | 88% | Better | |||
| Structural Integrity mph | 171 | 94 | 82% | Better | |||
