UL 1091 & FM 1112 Butterfly Valves Manufacturer offers high-quality ductile iron butterfly valves designed for reliable flow control and fire protection applications. Available in 6 Inch, 8 Inch, 10 Inch, and 12 Inch sizes with a 150 LB pressure rating, these valves feature wafer, grooved, and lug end connections for flexible installation. Equipped with gear-operated mechanisms, they provide smooth operation, precise control, and long service life. Manufactured according to UL 1091 and FM 1112 standards, these ductile iron butterfly valves are widely used in water supply systems, fire sprinkler systems, industrial pipelines, and commercial building applications. Customized solutions are available to meet different project requirements.