Garage Door Header Size Calculator

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.

Garage door header size calculator.

On longer spans the beam may require much more bearing space as indicated by this table. Garage door header size calculator. Window door garage door headers supporting roof loads only. Click on the appropriate beam this will take you to the calculation table for your project.

Most door frames that are 4 feet wide or less require a 2 by 6 header. Determine the beam header span length and the span carried supported by the beam header. Garage door header size benjaminremodeling co. The column on the left of each chart labeled beam span represents the beam length with bearing required for your project.

Posted on october 29 2019 by bandi ruma. Anything 5 and above we always at least double cripple. When in doubt use 2 by 12 inch headers. Measure the width of your door frame.

Wood beam design and installation no headers in nonbearing walls code notes window headers and door garage door header size headroom door frame and calculation. 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.