How Much Overhang For Roofing Shingles

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.

How much overhang for roofing shingles.

Knowledgeable roofers will install shingles at just the right overhang for your roof type. Most shingle manufacturers along with the asphalt roofing manufacturers association s residential asphalt roofing manual call for a 1 4 inch to 3 4 inch overhang at both rakes and eaves. In my opinion the felt underlayment should also extend beyond the drip edge by 1 4 to 1 2 inch. In my opinion the shingles should never be exactly even with the edge of any drip edge flashing.

Position the side of hook knife against the drip edge beneath the shingle with the blade facing upward against the. You may find other styles and sizes of drip edges in the store including j channel drip edges but these are intended for windows doors and other applications. Shingles protect sloping rooftops from the effects of rain snow and hail while providing an attractive crown for the house. Anywhere from a 1 2 to a 1 overhang is acceptable as you can tell from the varying comments amongst the previous posters.

Since transportation is a major cost factor expect prices to vary by location. The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square. Here phil explains how much overhang a roof should have at the gutter. Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style.

Each has their own reasoning for a slightly different amount of overhang. How to lay shingles. The edge of the shingles should hang over the edge of the 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 and in most cases it should be. After each shingle line has been laid one shingle will overhang the rake edge.

Keeping a solid roofing layer of shingles is an important way to avoid water damage and. Too much overhang and the shingles could blow off in high winds.