Republic Powdered Metals provides Restoration Solutions for Roofs and Walls. Our extensive line of roof coatings include black asphaltic, aluminum, acrylic and urethanes for BUR, modified bitumen, weathered single ply, metal, concrete, and foam. In addition to our coating line we manufacture a PIB single ply membrane for new construction or retrofitting. Republic Powdered Metals, the founding company of RPM International Inc., has been a leader in the roof coating industry since 1947.