CertainTeed Corp. is expanding its vinyl siding product line with the introduction of Chamfer Board™, a uniquely designed panel that can be used in vertical siding, porch ceiling and soffit applications. Chamfer Board offers the authentic look of beveled-edge wood with a smooth brushed finish. It is available in double 5-inch style in both solid and vented panels and comes in eight low-gloss colors. It is backed by a lifetime warranty and is virtually maintenance-free and is Class 1(A) fire rated. For more information, visit www.certainteed.com.