Just build the headder with 2 1 2 blocks in place of the plywood pads you use on the 4 headder.
Garage door header in 2x6 wall.
Most door frames that are 4 feet wide or less require a 2 by 6 header.
You ve still got the two 2x s with a hollow cavity that can be insulated by the insulation crew.
Window door garage door headers supporting roof loads only.
Loading conditions are detailed below.
In the real world of architects carpenters and lumberyards these bridges are called headers fig.
The vertical pillars supporting each end normally composed of 2x4s or 2x6s are called king studs and trimmers or jack studs.
That s the standard way we do it around here.
However as you say 2x6 garage walls are becoming much more prevalent.
Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header.
In most wood frame dwellings headers are made of dimensional lumber installed on edge.
The fastest way for a project to go sour is to put in a bunch of details that deviate from standard practice.
This piece of lumber will be used to attach the center bracket of your garage door spring assembly.
Also see assumptions for table development.
You can create this thick header by sandwiching two two by sixes.
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.
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.
2x6 walls header help needed.
Your header must be 5 inches thick from front to back on the finished wall rather than 3 inches as in a two by four wall.
For each application a pdf download is available.
The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness.
When in doubt use 2 by 12 inch headers.
Measure the width of your door frame.