CertainTeed Corp., Valley Forge, Pa., introduces two new hip-and-ridge accessories in 2003. ElevationRidge™ is an SBS-modified, high-profile hip-and-ridge accessory that features an 8-inch exposure and is available in 8- and 10-inch widths. ElevationRidge covers 30 lineal feet per box and is pre-folded for faster installation. ContourRidge™ is a medium-profile, SBS-modified hip and ridge accessory that also features an 8-inch exposure and is available in a 12-inch width. Both products are available in 38 colors and complement virtually all CertainTeed shingles.