8 Foot Garage Door Header Size

18 ft garage door is the size that is suitable for you who have a oversized garage.

8 foot garage door header size.

There are a few sizes of doors that are considered standard. Many homeowners have two cars and need garage space to shelter them both. If there isn t enough room above the opening this can t be done without raising the roof of the garage. Window door garage door headers supporting roof wall floor loads.

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. 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. Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. For double doors garage the standard.

When in doubt use 2 by 12 inch headers. 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. Many home builders do not consider this a structural necessity but a style and price choice for the homeowner. 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.

If you are putting in an opening between 4 and 5 feet wide then you ll need two 2 by 8 headers. 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. 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. Attach lumber to the face of the garage wall to the edge of the garage door header.

Measure the width of your door frame. This piece of. If the opening will be 5 to 6 feet wide such as for double doors then you will need two 2 by 10 headers. Usually 18 ft door used to accommodate two vehicles in the garage.

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. Window door garage door headers supporting roof loads only.