Masonite 36-in x 80-ft Pine Exterior Door Jamb Extender Kit

Jamb extension kit converts 4-9/16 jamb to 6-9/16 jamb. Available for use on inswing and outswing doors. Extender kit must be installed prior to installing door system in the opening. Kit includes 2 side jamb extenders, 1 header jamb extender, 1 2 inch mill sill extender.