Interlock Roofing is hands down the best! Olympia, Washington ★★★★★ 5/5 Read More Washington Roof Reviews By far the best purchase we’ve made for our home. Patrick and Greg were amazing! Installation was quick and there wasn’t any mess left behind. If you have ever thought about getting a metal roof Interlock Roofing is hands down the best! Jeff T.Olympia, WA 98512 Get a Free Quote