Sigma Engineering and Consulting Associates, Inc.
Manufactures after market parts for Clarifiers, Reactivators, and Thickeners.
Scraper Shafts, Impeller Shafts, Gears, Sprockets, Bearings, Bearing Housings, Liners, Scraper Hubs,
Rakes, and All other ancillary components for the System.
Sigma also offers Management Consulting Services to assist in installation of components.