It’s not unheard of for roofers to give your old roof a visual inspection and make the call to shingle over it. Visual inspects will always fail to identify problems such as soft or rotten spots; and if those issues linger, they’ll only create larger problems for your roof in the future. The old roof should always be removed before a new one is put down to ensure all problems have been identified and addressed.
METAL ROOF HANDLE WIND, RAIN, FIRE, LIGHTNING, AND HAIL?
If you’re concerned that your metal roof won’t stand against the weather and elements, you can relax. Metal roofing can handle winds