How do you know it's time for a new roof?

Do I Need a New Roof? | Owens Corning Roofing

Prime Six Roofing Ideas By Specialists - Homes Renovation Idea
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.

How do roofers not fall?

How to Properly Use a Roof Safety Harness - The Family Handyman

Redding & Red Bluff Roofing Contractor - (530) 356-0686
When you're not using your power tools, secure them with short lengths of rope or Bungee cords. Keep hand tools and supplies in a 5-gallon bucket hung on a roof bracket. Carefully position ropes and extension cords so they're not underfoot; they're very slippery. Stay off slate and tile roofs.

What are the disadvantages of a metal roof?

Pros and Cons of Metal Roofs for Your Home - State FarmĀ®

Ardmore, Ada and Madill Green Roofs
Disadvantages of metal roofs
  • Affordability. Metal roofs can be as much as two or three times more expensive than other roofing materials. ...
  • Noisiness. Metal roofs can be noisy, especially during a heavy rain or hailstorm. ...
  • Expansion and contraction. ...
  • Inconsistency of color match. ...
  • Performance.