Wind Rating For Metal Roof

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Wind rating for metal roof.

These tests are necessary to understand how a metal roof system can withstand both external and internal pressures which is important when trying to meet design and performance requirements in projects. Using systems that not only have been tested to the correct tests but using systems that have uplift resistance greater than the design loads is key to a successful installation and. Find the metal panel you need from one of the detailed information sheets with features benefits and more. Whether you re in florida facing tropical storms or along the rockies and great plains understanding the ul 580 wind uplift rating is key.

Technical specifications abc s technical specifications library has a variety of testing documents available for customers use. Design and performance requirements there are three tests ul 580 ul 1897 and astm e1592 that are used to determine a metal roof s uplift rating. Class a for winds up to 60 mph class d 90 mph class f 110 mph class g 120 mph and class h 150 mph. What is wind uplift.

Metal roof systems in high wind regions april 2009 page 5 of 5 sustainable design cool roofs. Use metal roofs with a solar reflectance index sri equal to or greater than 78 for low slope and 29 for steep sloped roofs. This type of roofing material is classified based on wind speed resistance and with wind ratings categorized as follows. To ensure a correctly built metal roof there are a variety of wind uplift tests manufacturers use to test their metal panel systems.