Browse a collection of industrial butterfly valves at F.W. Webb. A butterfly valve controls air, propane, or gas flow in industrial combustion systems; a high-performance butterfly valve, also known as a double-offset butterfly valve, is designed for high-pressure applications. Constructed in carbon or stainless steel, these valves can stand up to the normal everyday operation of the unit. Use our convenient filters to narrow butterfly valves by operator, seal material, and size. Explore high-quality industrial butterfly valves from trusted makers, including Quadax, Flowseal, and Milwaukee Valve, to find the best fit for your flow control application.