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We take pride in being North America's premier manufacturer of industrial ventilation equipment. Since the early 1970s, we've been producing the Uni-Wash line of wet dust collectors, which use low energy to efficiently capture airborne particles. ...

Welcome to D.R. Sperry & Company, the premier manufacturer of high-quality filter presses for over 150 years. Our filter presses are used by a wide range of industries, including food and beverage, mining, chemical, pharmaceutical, and more. At D.R. ...