Standing-seam steel roofs have a lifespan of 30 to 50 years, but as a comparatively new product, information remains to be being gathered. An more and more in style type of roofing, especially in areas liable to wildfire hazard, standing-seam metal roofs are made from massive steel panels laid on the Acoustic Roof Deck deck with the seams overlapping in raised ridges that run vertically alongside the roof...