Pro-Panel metal roofing is a painted light weight material that can bring a home beauty, durability, reduced energy & sometimes insurance costs. Metal roofing provides many advantages over your typical asphalt shingled roof. This type of roof could last between 30-60 years. 26ga Pro-Panel is considered to be a class 4 product. Metal is naturally extremely fire resistant. Metal roofs have a better resistance to winds, loads of snow, sleet, and hail.