Andersen L1427/31 Narroline Sash Balance Unit Number_2056E This screen measures 31-7/8" wide

This screen measures 31-7/8" wide by 46-27/32" high

choose "Pre-1980" from the color selector

This unit takes the place of a screen measuring 19-7/8" wide by 58-27-32" high

Andersen 2032 Conversion Kit for Narroline Windows - White Exterior & Natural Pine Interior

Andersen TW3062 (Lower Sash) White Exterior and White Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen L1427/31 Narroline Sash Balance Unit Number_2056E This screen measures 31-7/8" wideAndersen Perma Shield Narroline sash balancer L1427 31. Sash balancers are metal boxes that contain a nylon cord under tension. The balancer number is a code for the tension and the cord length. The proper balancer must be used to maintain either the lower sash or the upper sash in an open position. If you replace one balancer you should replace both balancers.