Andersen 400 Series Tilt Wash Double Hung 1020 Balancer Glass Option_Dual-Pane 3/8 Glass This screen measures 21-5/16" wide

This screen measures 21-5/16" wide by 60-7/8" high

Andersen TW2042 (Lower Sash) Forest Green Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Andersen PS6L Perma-Shield (PSII) Patio Door Screen - Left Hand - White Color Works with Perma-Shield (PSII) Gliding Patio Doors manufactured from 1978 to 1981

Used as upper lock for G3 (3' high) unit

Visible glass dimensions are 18-9/16" wide by 39-1/8" high

Andersen 400 Series Tilt Wash Double Hung 1020 Balancer Glass Option_Dual-Pane 3/8 Glass This screen measures 21-5/16" wideAndersen 1020 Sash Balancer Block and Tackle with Shoe Works with 400 Series Tilt Wash Double Hung windows manufactured from 1992 to Present. This is a block and tackle balancer with a shoe. There are separate sash balancers for the upper and lower sash. Andersen made changes to the balanace design in November 2016. When replacing balances on windows before 2016 you'll need to order two. Note: This balancer may work on either Tilt Wash (DC) units