9 Foot Garage Door Header Size

The span above the door opening is framed with a long header that supports the wall area above the door and this header will need to be raised or rebuilt in order to increase the overall door size.

9 foot garage door header size.

Header spans are typical for a window and a patio door. Window door garage door headers supporting roof wall floor loads. Window door garage door headers supporting roof loads only. What size and guage of steel i beam do i need for a garage header.

Measure the width of your door frame. The span for the girder is based on the size of an average sized game room. If there isn t enough room above the opening this can t be done without raising the roof of the garage. Many homeowners have two cars and need garage space to shelter them both.

The standard size for double garage doors is 16 feet wide and 7 to 8 feet high. 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. Many 16 x 7 garage doors will be designed with a pair of single 8 foot garage door bays separated by a central post or column. Former owner added a 9 x 7 garage door to eave side of detached 20 x 20 garage without proper header framing.

If the opening will be 5 to 6 feet wide such as for double doors then you will need two 2 by 10 headers. Many home builders do not consider this a structural necessity but a style and price choice for the homeowner. When in doubt use 2 by 12 inch headers. If you are creating an opening no wider than 4 feet for a door or smaller window then you need a 2 by 6 header.

Table 1 consolidates loading sizes and cost data for all of the applications. The garage walls are only 8 high so i don t have room for 10 or 12 lvl beam. Opening is 18 ft wide and beam will rest on 2 18 by 18 posts. If you are putting in an opening between 4 and 5 feet wide then you ll need two 2 by 8 headers.

4101 8 6 01 wall construction garage door framing s images goo gl garage door frame size chart from brown the portal frame option jlc garage door header size benjaminremodeling cowindow sizes header size calculatorbuilding a garage door header doityourself munity forumsdoor header sizing garage size chartgarage door frame size chart from brown window corporationgarage. 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. I wil read more. Most door frames that are 4 feet wide or less require a 2 by 6 header.