Mueller swing check valve now has 350psi working pressure

To meet the higher pressure requirements of today’s water infrastructure systems, all Mueller UL/FM swing check valves from 2 to 12 inches are now rated for cold working pressure (CWP) of 350 psig. In addition, the product line has been expanded to include 2-inch, 14-inch and 16-inch sizes (the largest two sizes are still 250 psig CWP). The standard features of Mueller’s UL approved and FM approved check valve product line now include: all ductile iron structures, bronze to BUNA valve seats, lifting rings, PN16 drilling, bosses for bypass connections and Drain plug.