Best Materials LLC provides the finest products to meet a spectrum of roofing and waterproofing needs. Specializing in a range of products from waterproofing materials to concrete repair products, and fasteners to caulking, Best Materials’ knowledgeable sales representatives can help you with any project. Whether it’s a small DYI project or large commercial job, Best Materials is available to ship materials worldwide. Since 1994, Best Materials has strived to achieve the best customer service rating through providing ease of access to the highest quality products available. Best Materials is proud of serving customer for over 20 years who have helped build Best Materials’ reputation in the industry. Our approach is grounded in a commitment to providing superior products with superior service. We approach the needs of our customers using creativity, commitment; pride and passion and making these values a part of everything we do. Our Mission is to Provide: • The Best Products and Customer Service! • Quick & Error-free Shipping. • Simple Changes, Cancellations or Returns. • 100% Security and Privacy. History 2010: Best Materials webstore grows to exceed the Copperstate Roofing Supply business. Copperstate Roofing Supply naming dropped in Q4 2010. 2003: "Copperstate Roofing Supply" merged under "Best Materials LLC" of Arizona. 1998: "Copperstate Waterproofing & Roofing Supply" name changed to "Copperstate Roofing Supply". 1994: "Copperstate Waterproofing & Roofing Supply" founded in Arizona.