How long does a 30 year roof really last?

Three Lies You've Been Told About Your Roof Shingles - Roof ...

4 Good Reasons to Have a Roofing Contractor Roof Your Home in the ...
The truth is, a 30-year shingle will not really last 30 years. The expected service life of a 30-year product, if properly cared for, is approximately 25 years. If it's not cared for properly, that 30 year shingle will only last 12 to 15 years. That's one of the big misconceptions in the roofing marketplace.May 7, 2019

How do you know when roof needs replacing?

Do I Need a New Roof? | Owens Corning Roofing

Roofing Advice We All Need To Hear About - Nge Press
Potential signs that your roof may need to be replaced:
  1. Shingle edges are curled or shingle tabs are cupped. ...
  2. Bald spots where granules are missing.
  3. Cracked shingles. ...
  4. Your roof is at least 20 years old; while many shingles today are produced for durability, many factors can accelerate the aging of shingles.

Is a metal roof better than a shingle roof?

Are Metal Roofs Better than Shingles? | Angie's List

Safeguard Roofing
If you're in the market for a new roof, metal is a durable, energy-efficient alternative to traditional asphalt shingles. ... The average metal roof costs more than other roof types — $16,453 on average, according to the Metal Roof Alliance — but a metal roof also offers a greater return on investment.Aug 20, 2011