When you are looking for metal roofing style is everything. There are several styles of small metal roof panels that incorporate a four-way interlocking design. This interlocking feature adds substantial strength and eliminates the typical expansion and contraction problems found with long metal panels. PVDF is widely known as the leader in highly durable coating resins. Metal roofs are 100% recyclable and have recycled content ranging from 25% to 95%. This level of recycled content allows metal roofing to be included on listings for ‘green’ and recycled content products. These roof systems can be installed over most existing roofs eliminating the need to remove the old roof and fill up valuable landfill space. These roof panels come in a variety of color choices and are ENERGY STAR qualified. Metal roofing is one of the lightest roofing materials available which places fewer demands on a building’s structural support system, especially important in earthquake-prone areas. It typically surpasses most other roofing materials when tested to withstand wind, hail and fire. Finally the cost for most metal roofing is comparable to high quality cedar shakes. Many other roofing materials need regular maintenance, such as replacing damaged pieces and pressure washing to clean fungus or algae accumulations especially common in shady areas of a roof. Metals durability and nearly maintenance-free performance will help ensure that your metal roof will not need replacement during the life of the structure.