How Long Does a Metal Roof Last? A Guide for New Hampshire & Maine Homeowners
If you have spent a single winter in Rockingham County or along the Seacoast, you know that New England weather doesn’t just “test” a roof—it attacks it. From the heavy, wet snow in Deerfield to the corrosive salt air in Portsmouth and York, homeowners often find themselves replacing asphalt shingles every 15 to 20 years.







