How Long Do Asphalt Shingles Last?
Vented Properly and Installed Correctly, You Should Get Around 80-85% of the Life Span out of an Asphalt Roof. That Means You Can Expect to Get About 20-22...
Vented properly and installed correctly, you should get around 80-85% of the life span out of an asphalt roof. That means you can expect to get about 20-22 years out of your 3-tab shingle roof and 25-28 years out of your dimensional shingles.
When Should roof shingles be replaced?
Your asphalt roof is about 20 years oldThe life of a roof is how many years you get out of it. For a standard 3-tab asphalt shingle roof, that's 25-years. As long as your roof has been properly ventilated and installed you should get pretty close to that 25 years of roof life.