How To Size A Garage Door Header
Header spans are typical for a window and a patio door.
How to size a garage door header. Measure the width of your door frame. Header size required to support the roof ceiling and one center bearing floor of a 28 ft. Porch header sizing header size load bearing wall wewontbyte garage door header sizes orange01 co wood beam sizing wood beam sizes premiumpsds co wood beam sizingporch header sizingwood beam sizingheader. The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness.
The span for the girder is based on the size of an average sized game room. Tables providing size selections for various beam spans and loading combinations for southern pine dimension lumber and southern pine glued laminated timber are available for the following applications. Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. My first job as a carpenter s helper was to construct headers for the tract houses we were building.
The right header size. This piece of. Between 4 and 5 feet the header should be built 2 inches wide and 8 inches long while a larger opening needs a header that is 2 by 12. Table 1 consolidates loading sizes and cost data for all of the applications.
And the garage door header is based on a 2 car garage door opening. Building a structural header for a garage door opening can be handled on the jobsite and will offer the same structural support as more expensive solid wood beams. Most door frames that are 4 feet wide or less require a 2 by 6 header. When in doubt use 2 by 12 inch headers.
If there isn t enough room above the opening this can t be done without raising the roof of the garage. Attach lumber to the face of the garage wall to the edge of the garage door header. Last pull a measurement from the top of the 2 x 6 piece of lumber that you just installed to the ceiling of the garage. Window door garage door headers supporting roof loads only.
Window door garage door headers supporting roof wall floor loads.