Garage Door Header Detail

A 36 door has a rough opening width of 38 so your header is cut at 41.

Garage door header detail.

Rough opening of garage door. For each application a pdf download is available. 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. The irc details related to the header are often misunderstood and misapplied leading to an installation with unintended structural consequences.

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. Also see assumptions for table development. 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.

Let s talk about the garage door rough opening first. Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. A rough opening refers to the space left inside a door or window frame door in this case where the actual door will be fitted. Loading conditions are detailed below.

Also be aware double or triple jack studs may be required based on the opening width and the load the header carries. A typical header width with single jack studs is cut 3 larger than the rough opening. Window door garage door headers supporting roof loads only. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening.

This piece of. The longer the distance a header spans and the heavier the load it supports the more substantial it needs to be. Attach lumber to the face of the garage wall to the edge of the garage door header. 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.