Hi Bill, I’m in the process of remodeling our kitchen and would like to apply a similar patina to corrugated roofing as attached for our island as well.  From what I’ve studied, I need to strip the roofing (steel) of its galvanized coating with muriatic acid before applying your patinas?  Please let me know if I’m on … Continue reading Steel Patinas for Corrugated Galvanized Panels