The Most Common Cause of Roof LeaksMost self-storage facilities are constructed using open-frame metal buildings, which typically feature free-floating standing-seam roof systems (which interlock) or exposed-fastener R-panel roof systems (which screw down). There are two types of standing-seam roof panels that can typically be formed on site. Before considering full replacement or a recover of your self-storage roof, short-term repairs may extend its lifespan—if they’re addressed early. Of course, the clips must be tall enough to hold the new roof above the ribs of the existing roof. R-panel roofRecover for Low-Floating Standing-Seam RoofsIf your self-storage roof uses low-floating clips, there are a couple of methods for recovering with a new site-formed standing-seam roof.