8 Foot Garage Door Header Size

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8 foot garage door header size.

Many homeowners have two cars and need garage space to shelter them both. Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. Usually 18 ft door used to accommodate two vehicles in the garage. For double doors garage the standard.

There are a few sizes of doors that are considered standard. If there isn t enough room above the opening this can t be done without raising the roof of the garage. Many home builders do not consider this a structural necessity but a style and price choice for the homeowner. 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.

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. Most door frames that are 4 feet wide or less require a 2 by 6 header.

Width of garage door opening standard widths are 8 9 10 12 14 16 17 and 18 height of the garage door opening standard residential heights are 7 7 6 8 header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening. When in doubt use 2 by 12 inch headers. 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 you are putting in an opening between 4 and 5 feet wide then you ll need two 2 by 8 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. For single car garages include 8 x 7 ft 8 8 ft 8 9 ft 9 8 ft 10 7 ft and 10 8 ft. 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.

Measure the width of your door frame. If the opening will be 5 to 6 feet wide such as for double doors then you will need two 2 by 10 headers.