The Cyclone gunite machine sprays dry-mix gunite material, powered by an air motor that pushes the material through a hose at a high velocity. The machine conveys materials up to 1000 ft. horizontally and 300 ft. vertically. Applications include drainage ditches, tunnels, retaining walls, pools, and rockscapes. Gunite Supply & Equipment. 888-321-5526. www.gunitesupply.com