American-made since 1905, Crispin Valve manufactures air release, check and butterfly valves for the municipal water, industrial, mining, chemical, energy and processing industries. Air Valves include: Air Release, Air & Vacuum, Combination, Midget, Pressure Air Release, Negative Pressure and Vacuum Relief. Check valves include: Rubber Flapper, Tilting Disc, Globe, Wafer and Swing Check Valves. KFlo Butterfly valves include two designs in sizes ranging from 2" thru 168". We can also create customized valves for broad-based installations, with a wide-variety of materials, coatings, sizes and operating pressures available for your needs.
Aunspach Overtorque Clutches prevent valve and actuator overtorque damage. Units transmit full operating torque but prevent damaging torque. Easily mounted with no equipment modification. Corrosion protected. Permanently lubricated. Sealed mechanism. Zero maintenance.
Kraissl Co. was the first to develop duplex 3-way (6-port) transfer valves with standardized port connections for external equipment. These tapered plug-type models were adapted from Kraissl's duplex strainer designs.