Media Valve Inc. manufactures Mosites-brand corrosion/erosion/chemical-resistant butterfly valves available in sizes ranging from 2"-12", and 14"-36". The valves feature 125 psi, 150 psi, or 275 psi service; and are suited for applications involving continuous cycle, or processes that involve chemicals, slurries, water, air, or vapors. All the valves are fully elastomer lined.