Andersen 244GW5040 200 Series Gliding Window Screen in White Color:White This sash has an visible

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

This sash has an unobstructed glass size of 23 inches wide by 15 15/16 inches high

This sash has Finelight Low-E glass

Andersen 244GW6050 200 Series Gliding Window Screen in White

Andersen 244GW5040 200 Series Gliding Window Screen in White Color:White This sash has an visibleAndersen 244GW5040 200 Series Gliding Window Screen in White This screen has an aluminum frame with durable Fiberglass screen cloth. The bottom of the screen is held in place by two plastic sliding screen latches also attached to the screen. This screen measures 27 3 4" wide by 45 3 8" high.