How Far Should Metal Roof Hangover

Roof overhangs can extend farther than 2 feet but beyond this length they begin to lose structural integrity and require external supports.

How far should metal roof hangover.

That said overhangs can extend as far as 2 without the need for external supports. Overhangs can vary from a few inches to a few feet depending on preference. Brow roofs are found on multi storey homes. There is a thing called wicking that if on a low enough slope will run up the underside of roofing and possible go up enough to get behind facia so usually without drip edge at least 2 with drip edge even.

Here phil explains how much overhang a roof should have at the gutter. I currently have put 1x4 s on the existing roof for the metal to sit on. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Drip edge varies in dimensions but typically the flange that nails to the roof surface is about 2 5 wide and the vertical edge that directs roof runoff down and away is about 1 5 in depth.

This will protect a roof from most types of damage. A brow roof is a narrow roof attached to the wall at the level of the first floor ceiling. I am in the process of installing a metal roof on top of my existing roof. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.

I m a little unsure where to start. Gable end overhangs also known as rake overhangs extend all the way to the peak of the roof. Also i have a porch with a different pitch. Should i start from one side.

Hi folks just a couple questions before i screw something up majorly on my roof. Two feet is the general maximum length for a typical roof overhang. They are essentially mini roofs designed to protect each storey of the home individually. The edge of the shingles should hang over a roof between an inch and an inch and a half or between a half inch and three quarters of an inch if drip edge flashing is installed.

Lengths of drip vary but typically it s sold in ten foot lengths 120. A typical metal roof overhang may be 2 to 4 inches or even less. It can be made of metal. Too much overhang and the shingles could blow off in high winds.