Window Headers

The Detail that Makes a Difference

The clean lines of a flat panel window header extend and amplify the beauty of your windows. The center keystone adds an appealing focal point. Use this simple detail to enhance the architectural impact of your exterior. Available in white (123), black (002), clay (008), and paintable (030).

6″ Standard Headers

 Top WidthBottom WidthTop Depth
Bottom DepthHeight
37-5/8" Flat Panel40-1/2"37-5/82-11/16"1-1/4"6"
73-5/8" Flat Panel76-1/2"73-5/8"2-11/16"1-1/4"6"

9″ Standard Headers

 Top WidthBottom WidthTop DepthBottom DepthHeight
37-5/8" Flat Panel41-7/8"37-5/8"3-3/4"1-5/8"9"
73-5/8" Flat Panel77-7/8"73-5/8"3-3/4"1-5/8"9"
128" Flat Panel132-1/4"128"3-3/4"1-5/8"9"

J-Channel Back Plate for Headers and Pilasters

  • Provides a flat mounting surface for headers and pilasters.
  • Built-in J-channel helps prevent water penetration.
  • Can be ordered in all standard and specialty header sizes
  • Pilaster J-Channel Back Plate is 96″ in length by 3/4″ deep and can be cut to desired size.
  • J-Channel Back Plate provides a flat mounting surface for headers. Accepts 3/4″ thickness.
  • J-Channel Back Plate must be ordered separately.
  • Note: J-Channel Back Plates available in white (001) and paintable (030) only.