Andersen Window Sash Keeper, Tilt-Wash / Andersen PSNL Window - Stone

Andersen Window, Primed Narroline Windows (1962 to 1970) standard
Tilt- Wash ( DC) 1992 - 1996 / Tilt-Wash 11 ( TW ) 1996 - Present
1994 - Present , Andersen Perma-Shield Narroline Windows
2 inch screw spacing on both styles