The Miller drain cleaning system from Picote Solutions can clean cast iron drains and sewers 1 1/4 to 10 inches in diameter. Three different sizes of cleaner are available, and when used with Circular Cyclone for fragile pipe or original stainless steel grinding chains, it allows fast and efficient cleaning of soft blockages, scale and calcium buildup, tree roots, concrete, lead and failed gaskets and imperfections in pipe. 219/440-1404; www.picotesolutions.com.