Established in 1970, Harrison Machine & Plastic Corporation fabricates and distributes thermoplastic systems and custom plastic components for industrial fluid and air handling in highly corrosive environments. Garrettsville-based Harrison is known for its HARRISON SUPERDUCT® ventilation systems and for serving as a Corzan® CPVC fabricator, while its CNC shop turns customer drawings and tricky installation requirements into made-to-specification parts. The company also fabricates corrosion-resistant fume hoods, tanks, and specialized fittings in a range of thermoplastics.