HP42-in. shingles allow larger area coverage with fewer shingles. The new standard for the company’s StormMaster Shake and Pinnacle Pristine lines, the shingles are 42-in. wide and 14-in. high and offer a 1 1/2-in. “sweet spot” nailing area. The product offers a high-performance 130-mph wind limited warranty with a four-nail install.