Malarkey Roofing Co., Portland, Ore., offers, SBS Modified Fiberglass Hip & Ridge, a shingle manufactured to meet the needs of a high performance hip and ridge cap for all shingled roofs. The shingles are mineral-surfaced, made with SBS rubber modified-asphalt coating and fire retardant fillers on Malarkey fiberglass mat. They also have the 3-M™ Algae Block™ system featuring a 15-year warranty against staining caused by algae growth and a seal-down strip. They are available in the company’s standard shingle colors. Shingles should be attached to decking by approved type and length fasteners that comply with manufacturer’s printed instructions. Malarkey recommends the use of nails for fastening.