Root Cutters from Enz USA can effectively clean pipes from 3 to 48 inches in diameter. Turbine model #10.060A/B/CTR can be used on 3- to 8-inch pipes, turbine model #10.125TR on 6- to 12-inch pipes, model #10.150R on 6- to 10-inch pipes, model #10.200R on 8- to 16-inch pipes, and model #10.400R on 16- to 48-inch pipes. All turbine units come with sealed bearings, allowing them to be operated with both clean and recycled water while being relatively maintenance-free. They can also be used to remove grease, solids, mineral deposits, concrete and grout. Diamond Tap Cutters are available to remove protruding laterals from 6- to 24-inch lines. 877/369-8721; www.enzusainc.com.