Profile: D C M Clean Air Products, Inc. concentrates in making vacuum systems. Our product line includes portable pneumatic and electric vacuums, with or without HEPA filtration designed for source capture. Our posi-vac vacu-grinder is used to repair the POD door on the space shuttle. Our vacu-systems are used in controlling hazardous dust from the abatement of lead base paints. Our posi-vac grinders & HEPA vacu-systems protect workers while removing asbestos engine gaskets & lead paint from railcars and while repairing hopper car covers.