Replace Garage Door Header

The old header came free without too much trouble.

Replace garage door header.

It is a good idea to sandwich 1 2 plywood or osb between the pieces of 2x dimension lumber. Support the ceiling of the garage using some lumber. The new header will consist of. By using a steel beam there is less chance of a re occurrence in the sag.

Do this with plywood strips layered between the three 1 1 2 inch by 11 1 2 inch boards. Remove the old header. The lintellift system is a patented product that ensures garage door lintels or headers won t sag. You can go with a wooden brace but depending on the load on your garage door header the sag could reoccur overtime.

Take down any trim or any external pieces of wood which are not part of the garage door header. You basically build kind of a fake wall right up to the underside of those rafters to support them between the garage floor and the underside of the rafters while you do the disassembly and replacement of the header. Before removing anything else steve and his crew built a temporary wall to support. Build a temporary wall.

The lintellift system fixes this issue by adding support underneath the sagging lintel. The assembled header can be clamped or laid flat under a weight to allow the glue to dry thoroughly. And you do that right inside the garage door. If any portion of your garage door header has rotted or softened due to water exposure you need in replace the entire header.

Once the glue has dried the header is ready to be cut to length and installed in wall framing. How to replace a load bearing door header step 1. You can t replace a 16 chunk of it and retain any structural integrity. The best way to fix this problem is to replace the header.

Step 1 remove the garage door header.