Interlock Metal Roofing - Chicago is a professional roofing contractor serving Chicagoland. We have installed thousands of metal roofs over two decades all across the Midwest. Our heavy gauge aluminum roofs are available in Slate, Cedar Shingle, Shake, Mediterranean Tile, and Standing Seam metal roof profiles. All our roofs are protected with a Lifetime Limited Warranty. This warranty is one-time transferable to a second homeowner where it becomes a 50-year non-prorated warranty.