Andersen M1056 Balancer for 200 Series Tilt-Wash Unit Number_2456E This is a filler that

This is a filler that fits between the base of the operator and the wood stop to fill the gap when replacing the #2320 and #2420 and #2520 operators

Works with Primed Wood Casement Windows manufactured from 1979 to 1989

This sash has an visible glass size that measures 31-1/8" wide by 31-9/16" high

This sash has an visible glass size that measures 23-9/16" wide by 12-5/8" high

Andersen M1056 Balancer for 200 Series Tilt-Wash Unit Number_2456E This is a filler thatAndersen M1056 Sash Balancer with Screws Works with 200 Series Tilt Wash Double Hung windows manufactured from 2000 to Present. This sash balance is a block and tackle balancer located in the edge of sash. There are separate sash balances for the upper and lower sash. Note: For balancer replacement instructions view the "Size Guide & Instructions" section..