CRAIG EQUIPMENT COMPANY, INC. Corrosive Resistant Fans Wood Dust Collection System Roof Mounted Exhaust Fans These corrosive resistant fans were installed in an industrial process lab. Sales, application and design assistance by Craig Equipment Company, Inc. This wood dust collection system includes the collector, fan and airlock. Sales, application and design assistance by Craig Equipment Company, Inc. These roof mounted exhaust fans were installed for a manufacturing factory.Sales, application and design assistance by Craig Equipment Company, Inc. Back to top