How Much Overhang On Roof Shingles

In my opinion the felt underlayment should also extend beyond the drip edge by 1 4 to 1 2 inch.

How much overhang on roof shingles.

If you do not have a drip edge flashing installed shingles should overhang an inch to an inch and a half. 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. How much overhang should roof shingles have. Anywhere from a 1 2 to a 1 overhang is acceptable as you can tell from the varying comments amongst the previous posters.

The length of the overhang itself commonly ranges from 2 to 5 inches. Knowledgeable roofers will install shingles at just the right overhang for your roof type. This will protect a roof from most types of damage. A architect and roofing consultant harrison mccampbell responds.

Two feet is the general maximum length for a typical roof overhang. Each has their own reasoning for a slightly different amount of overhang. If you have installed a drip edge flashing you should have between half an inch and three quarters of an inch of shingle overhang. Roof drip edges are generally sold in 10 5 foot lengths but they are occasionally sold in 8 foot lengths or smaller.

This profile of drip edge is shaped like a t with a lower flange at the bottom.