9 Foot Garage Door Header Size

Opening is 18 ft wide and beam will rest on 2 18 by 18 posts.

9 foot garage door header size. The standard size for double garage doors is 16 feet wide and 7 to 8 feet high. 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. Window door garage door headers supporting roof loads only. The garage walls are only 8 high so i don t have room for 10 or 12 lvl beam.

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. And the garage door header is based on a 2 car garage door opening. Many home builders do not consider this a structural necessity but a style and price choice for the homeowner. Window door garage door headers supporting roof wall floor loads.

If the opening will be 5 to 6 feet wide such as for double doors then you will need two 2 by 10 headers. Most door frames that are 4 feet wide or less require a 2 by 6 header. The span for the girder is based on the size of an average sized game room. Measure the width of your door frame.

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. If there isn t enough room above the opening this can t be done without raising the roof of the garage. Table 1 consolidates loading sizes and cost data for all of the applications. I wil read more.

Many homeowners have two cars and need garage space to shelter them both. If you are putting in an opening between 4 and 5 feet wide then you ll need two 2 by 8 headers. Header spans are typical for a window and a patio door. What size and guage of steel i beam do i need for a garage header.

The only added weight on the header will be 4 by 8 joists 3 4 plyw. Former owner added a 9 x 7 garage door to eave side of detached 20 x 20 garage without proper header framing. 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. 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.