Andersen 400 Series Tilt Wash Double Hung 1234 Balancer Unit Number_2042 Visible glass dimensions are 30-9/16"

Visible glass dimensions are 30-9/16" wide by 33-1/8" high

Andersen TW2462 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets This Sash has no grille grommets

Andersen TW2442 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen TW21052 (Upper Sash) White Exterior and Natural Pine 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 400 Series Tilt Wash Double Hung 1234 Balancer Unit Number_2042 Visible glass dimensions are 30-9/16"Andersen 1234 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