Wind Resistance Of Metal Roof

To recommend practices for designing and installing metal roof systems that will enhance wind resistance in high wind regions i e greater than 90 miles per hour mph gust design wind speed.

Wind resistance of metal roof.

Types of wind uplift tests. Ul 580 is the standard for tests for uplift resistance of roof assemblies. A wind resistant roofing material won t help you very much if the decking system below isn t any good. A metal roof can withstand decades of abuse from extreme weather like high winds heavy snow hail storms and even wildfires.

As a company we worked with local contractors and agencies to support rebuilding efforts in the affected areas. Traditional asphalt shingles are prone to blow offs. Metal roofing has a 140 mph wind rating meaning it can withstand wind gusts up to 140 miles per hour. Get the underlayment right.

Metal roof systems in high wind regions april 2009 page 1 of 5 purpose. It s also a good idea to have a 30 degree sloped hip style roof with multiple slopes for the best possible performance. A metal building is designed to use the capacity of every purlin for wind uplift resistance and the original load path for a metal building is maintained when a retrofit single ply roof system is mechanically attached to every purlin. Panel width and profile metal type and thickness clip type and frequency type and number of fasteners and the roof deck contribute to the uplift resistance of every metal panel roof system.

This test determines the uplift resistance of roof assemblies consisting of the roof deck and roof covering materials by evaluating the comparative resistance of roof assemblies to positive and negative pressures. A quality installation of a quality metal roof with wind resistance could have made a difference during the horrific hurricanes and tropical storms of 2017 which impacted and displaced thousands of people. Metal roofs can be a wise decision and a good investment in hurricane prone areas. Metal panel roof systems installed over solid substrates with concealed clips or through fastened can be designed using the following test standards.

Metal s resistance to high wind events. Under high wind conditions says architect rich carroll metal roofing systems have wind resistance and uplift. These floor plans increase wind resistance.