Danfoss Flomatic Corporation introduces the heavy-duty, 12-inch Model 80DIX check valve (NPT female connection), designed for larger submersible pumps for vertical or horizontal applications, including well water, irrigation and pump booster systems. It features a double-guided poppet with a ductile iron body and has anti-poppet spin lugs with stainless steel fasteners. The unit can be installed with an optional break-off plug for draining the riser pipe. http://www.flomatic.comflomatic@flomatic.com