Andersen 431 Narroline Sash Balance Unit Number_AR4 This unit takes the place

This unit takes the place of a screen measuring 23-7/8" wide by 34-27-32" high

This sash has an unobstructed glass size of 27 inches wide by 27 15/16 inches high

Andersen Storm Door Touch-Up Paint in Almond ColorTouch-up paint

Andersen AW45 Awning Sash with Low-E4 Glass in Sandtone Color Works with Perma-Shield Casement Windows manufactured from 1966 to Present

Andersen 431 Narroline Sash Balance Unit Number_AR4 This unit takes the placeAndersen Perma Shield Narroline sash balancer 431. Sash balancers are metal boxes that contain a nylon cord under tension. The balancer number is a code for the tension and the cord length. The proper balancer must be used to maintain either the lower sash or the upper sash in an open position. If you replace one balancer you should replace both balancers.