How To Extend Or Add A Roof Overhang To Building

Watch me build a super simple overhang roof on the side of my shop to cover fire wood from the elements.

How to extend or add a roof overhang to building. First nail the subfascia and fascia to the rafter tails next match the thickness of the existing roof sheathing as best as you can within 1 8 in. If you only have 1 2 inches 2 5 5 1 cm of overhang you likely need to go with this option. Position the rafter extensions against the existing. Cut rafter tail extensions three times the length of the overhang that you want to add using lumber the same size as the existing rafters.

This is a super simple project and requires just a f. You do not need more than 2 feet 0 61 m of total overhang for your building to stay safe and avoid water damage. With the rafter extensions installed you can turn to trimming sheathing and roofing. With roofing you again have a couple of choices.

4 choose to extend the preexisting rafters to add 2 9 inches 5 1 22 9 cm. Attach the facia board and install the same size roof sheeting mine was 1 inch boards and the drip edge.