- Works with Andersen Narroline Double Hung 1968 to 2012.
- This sash has a White Exterior with White Interior.
- This window sash has Low-E Obscure Glass.
- Low E4 Glass is a high performing glass that improves energy efficiency over standard dual pane glass. It also adds fade protection and water spot reductions due to it's special coating. Being obscure it still allows light to pass through but blocks visibility.
- This sash features a patented Flexacron finish. This three step process ensures the best protection against weather and scratches.
- Flexacron is a trademark of PPG Industries.
- 20-year limited warranty on the glass and a 10 year limited warranty on the rest of the unit.
- This sash has a visible glass size of 20 7/16 inches wide by 15 15/16 inches high.