Arlington 13-1/2 x 7.12 Siding Box Kit with MEGA Mounting Plate 8091FDBL 10/BOX

Works on all siding types. Before or after siding is up, Mounting holes on inside of box. Textured paintable surface. NM cable connector provided. 13-1/2 x 7.12 mounting surface. Provides a .925 J-channel. 24.5 cubic inch box.With Flange