How To Build A Garage Door Header

Glass door sagging.

How to build a garage door header.

Doors in a load bearing wall that holds the weight of the house created by beams and trusses need a larger header than those in non load bearing walls. Most garage door openings are just rough openings when the home is built. In an attempt to construct portal frames some garages are built with one continuous garage header extending over two or three garage door openings as shown in figure a. The technique of building a garage door frame is straightforward and a finished frame can be completed in an hour.

The header for a door is much like a bridge transferring the weight above it to the floor and foundation below. Fitting the header properly can be a very difficult project to undertake as a garage door header which is too small can result in sagging or even serious structural damage to your home. 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. 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.

The header is the large wooden beam above the door of your garage which supports the walls and ceiling above and helps to support the weight of any extensions which go over the garage. The header is usually made out of dimensional lumber installed on its edge. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening. Build wall under a header hello everyone i m going to be updating my retail storefront and i want.

The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness. The opening must be finished framed before a garage door can be installed. Garage wall framing typically utilizes this technique encompassing the vehicle doors. 16 garage door headers the garage and other window and door openings are prescriptive see figure r602 10 6 2 alternate braced wall panel adjacent to a door or window opening a minimum 3 x 11 25 net header size is required for opening from 6ft to a maximum 18 ft.