Garage Door Header Framing Detail

Also see assumptions for table development.

Garage door header framing detail.

Leave at least 5 of space on the sides of the door. Hello dear customer or builder hope this can help you in building the right frame work for your new garage door. The portal frame header should be sized for gravity loads but also must meet the minimum size of 3 x 11 1 4 required per the irc portal frame details. Window door garage door headers supporting roof loads only.

The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness. 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. The opening size is also limited to a maximum of 18 feet. With these limitations a portal frame header should be able to resist gravity loads in addition to the expected lateral loads.

To our knowledge no additional testing has been done to justify continuous headers over multiple garage door openings. I ll explain the process more extensively as we proceed. Thanks for your business have a great day. 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.

For each application a pdf download is available. Window door garage door headers supporting roof wall floor loads. I suggest you go through the entire article at least once before you start. Amarr offers 300 styles of garage doors.

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. Install the header jambs and center pad of the frame using a 2 x 6 lumber for the header jambs and center pad. Loading conditions are detailed below.

Framing a garage door opening. Portal frame details within the irc specify simple span headers with a maximum finished opening width of 18. Attach lumber to the face of the garage wall to the edge of the garage door header. Free how to buy a garage door guide nationwide dealer network.

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. 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. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening.