The Main Reasons Corten Roofing May Not Be The Right Fit …
Corten or bare steel can not be used with dissimilar metals. Corten or bare steel roof panels can not be installed on a roof with a pitch less than 3/12. This material will rust and cause rust runoff, staining the surrounding areas. Rusted Roofing Is Not Pre-Weathered. Corten steel does not arrive pre-rusted.