Andersen DH2456C Combination Storm and Screen Unit in Terratone Color:Terratone Operator arm length is 12-3/8"

Operator arm length is 12-3/8"

From outside of your home and looking at the window the hinge will be located on the right side

terratone and forest green colored panels

Andersen TW21062 (Upper Sash) White 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 TW2042 (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 DH2456C Combination Storm and Screen Unit in Terratone Color:Terratone Operator arm length is 12-3/8"Andersen DH2456C Combination Storm and Screen Unit Terratone Color Works with Narroline Double Hung (non tilt) windows manufactured from 1968 to 2011. Works with 400 Series Tilt Wash Double Hung windows manufactured from 1992 to Present. The upper panel is stationary and the screen fits below the upper panel. The lower panel is movable to allow for ventilation. Combination units take the place of the screen. This unit takes the place of a screen