Perhaps the biggest benefits linked with this type of roofing are that it will not promote mold and mildew growth under even the wettest conditions. Standing seam roofing is relatively lightweight but extremely durable. After installation, standing seam roofs are completely weatherproof. Little maintenance is required over the 20-year rated life of a standing seam roof and most installation companies offer 20-year warranties on their product.
Standing seam roofs feature a corrosion resistant zinc or zinc alloy outer membrane. The clipping system used to secure this type of roofing to a building is designed to withstand intense thermal shock by allowing movement and flexing. Standing seam roofing will expand and contract with temperature changes. This type of roofing is traditionally fabricated into interlocking panels that are custom cut and fitted on-site.
This type of roofing can be installed over a preexisting roof, eliminating the need for preexisting roof removal and disposal. This roofing is widely used on schools, warehouses, distribution facilities, military facilities and factories. Standing seam roofing is typically installed over a layer of insulation. According to Cost Helper, standing seam steel roofing can cost upwards of $10 per square foot while aluminum can cost upwards of $15 per square foot and $18 per square foot for copper.