Timberline HD shingles have replaced Timberline Prestique 30 shingles and weigh 220 pounds per square. Timberline Prestique 40 shingles weighed 260 to 270 pounds per square and are no longer being produced. Timberline Ultra HD Shingles have replaced Timberline Prestique Lifetime shingles and weigh 360 pounds per square.
Timberline Prestique shingles were manufactured by GAF. As of 2011, changes in the manufacturing of roofing mat have led to new shingles being developed. Use of the Prestique name has been discontinued and replaced with HD. The shingles are noted for their distinctive wood shake appearance. The company was founded in 1886 and claims to be North America's largest manufacturer of residential and commercial roofing. The Timberline HD is reported to be the most popular shingle in the United States.