20 Ft Garage Door Header

Timberstrand header comes only in 3 widths in depths that range from 4 3 8 to 18.

20 ft garage door header.

Measure the width of your door frame. When in doubt use 2 by 12 inch headers. 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. Most door frames that are 4 feet wide or less require a 2 by 6 header.

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. Window door garage door headers supporting roof loads only. 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. This product is new and distributors don t want to stockpile inventory.

These small areas are usually door opening on the interior and people are trained that these areas are the strongest place in a house to be in the case of an emergency. Table number grade live or ground snow load psf dead load psf load duration factor c d. Im not getting an engineer involved b c this is a budget build for my wifes aunt. 20 header over garage door.

It worked for most of the applications in our case house. Calculating header size is no picnic as you learn how to frame a window. In all but the most bizarre situations they ll easily carry the weight for 4 ft. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening.

Wide window and door openings and in most situations be code compliant for openings up to 6 ft. It is worth noting that the 18 foot garage door header application pushed timberstrand beyond its structural limit. Bearing according to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2.