Should Metal Roof Overhang Drip Edge

Slightly out of perfect flat probably isn t going to make a noticeable difference.

Should metal roof overhang drip edge.

On 2020 02 20 by chuck. There is a small size metal rim facing outwards and away from the roof fascia. Fix the problem by installing sheet metal drip edge also called drip cap which is available at lumberyards and home centers. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.

Drip edge profile types. A drip edge has to be resistant to possible corrosion and should be 36 gauge or larger. Drip edge is a metal flashing that tends to overhang the sides of a roof. Too little can allow water to seep into rake or fascia boards.

If this slight overhang is too short water will drip behind the gutters leading to rotted roof sheathing and fascia stained siding and even soil erosion and a flooded basement. Too much overhang and the shingles could blow off in high winds. Copper is a sturdy metal that gives a roof a unique look. While plastic vinyl and fiberglass drip edges may also be available in your area these materials are best suited for use in nonroofing applications such as above doors and windows.

Tape measure hammer pencil ladder small roofing nails tin snips before you start the installation remove all dirt and debris from the roof and take the measurements of the exterior edges to determine how much drip edge is required for the project. Although it does not look like much this component is made to have great structural integrity. When used as a drip edge it should be a minimum of 0 69 mm or 20 ounces. 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.

A typical metal roof overhang may be 2 to 4 inches or even less.