This Watts 3/4 LF009M3-QT Reduced Pressure Zone Backflow Preventer is the perfect backflow prevention device for residential and commercial water systems. The lead free bronze body of this reduced pressure zone backflow preventer has a length of 10 3/4 in.. It has a size of 3/4 in. and can handle up to 175 psi of pressure. With a pipe size of 3/4″, it fits well with standard plumbing installations. This Watts 009 series backflow preventer features NPT threaded connections. If you’re looking for an affordable, durable reduced pressure zone backflow preventer, then look no further than the Watts 3/4 LF009M3-QT Reduced Pressure Zone Backflow Preventer.