Garage Door Header Framing Detail

Header requirement 2 at minimum the header should be 12 wide with doubled 2 4 at opening and ceiling running the width of the door with a 2 4 in the center of the opening for the center bracket to attach to.

Garage door header framing detail.

Attach lumber to the face of the garage wall to the edge of the garage door header. 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. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening. I ll explain the process more extensively as we proceed.

Portal frame details within the irc specify simple span headers with a maximum finished opening width of 18. For each application a pdf download is available. Also see assumptions for table development. Free how to buy a garage door guide nationwide dealer network.

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. Install the header jambs and center pad of the frame using a 2 x 6 lumber for the header jambs and center pad. Together the headers king studs and trimmers act as a system that transfers weight from above down and around the window and door openings to the floor and foundation below. A 36 door has a rough opening width of 38 so your header is cut at 41.

Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. Framing a garage door opening. Leave at least 5 of space on the sides of the door. Be sure to check code requirements prior to framing.

The longer the distance a header spans and the heavier the load it supports the more substantial it needs to be. These details are based on testing done by the engineered wood association that included only simple span headers. To our knowledge no additional testing has been done to justify continuous headers over multiple garage door openings. Choose from carriage house traditional and commercial garage doors in steel wood and wood composite materials.

Window door garage door headers supporting roof loads only. Amarr offers 300 styles of garage doors. The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness. Window door garage door headers supporting roof wall floor loads.

I suggest you go through the entire article at least once before you start.