With a two-piece design, the compact RotoStorm II insulation blower for cellulose or fiberglass offers easy portability and durability, the company says. It provides an output of 1,350 pounds per hour of cellulose and 350 pounds per hour of fiberglass and works with various manufacturers’ products, including GreenFiber, Owens Corning, Guardian Building Products, Knauf Insulation, CertainTeed, and Johns Manville. 866.763.8134. www.rotobrush.com.