- Modular Subminiature Pressure Regulators
- Pressure & Vacuum Switches & Fittings
The Air Logic Division of Knapp Manufacturing, Inc. (formerly Fred Knapp Engraving Co.) designs and manufactures a comprehensive line of pneumatic and vacuum control equipment. Air Logic has earned a reputation for product innovation and development by designing special products to meet customer requirements. Knapp Manufacturing, Inc. was founded by Fred Knapp (See related story below) in January, 1945 in the basement of his home. This home-based shop specialized in all types of steel marking stamps, engraved signs and dials.