Automatic Balancing Valve, Pipe Size 3/4 in, Connection FNPT, Flow Range 2.5 gpm, Max. Pressure 400 psi WOG, Max. Fluid Temp. 200 Degrees F, Body Material Lead Free Brass, Seal Material EPDM, Seat Material PTFE, Standards NSF/ANSI 372, Includes (2) Plugged Accessory Ports