The patented Model 888VFD is now available in a size range of 2 inches through 10 inches. This model features a corrosion resistant fusion bonded epoxy coated ductile iron body and a 316 stainless steel poppet and seat. It operates quietly and efficiently across a wide range of flow velocities and is recommended for booster pump systems, VFD controlled pumps, municipal water, industrial, and other clean water system applications.