Disposable, In-Line Desiccant Air Dryer A unique design that combines desiccant drying with built in dirt & oil aerosol filters. Reduces humidity in air delivered to spray guns. Effective with both HVLP & Conventional spray equipment Operates at a maximum of 200 PSI with a temperature of up to 150˚ F (66˚C) Install at end of air line supplying air tools. An economical alternative to expensive, wall-mounted desiccant drying systems. Manufactured in USA