Manual Balancing Valve, Pipe Size 1 1/2 in, Connection FNPT, Flow Range 9.5 to 30.0 gpm, Max. Pressure 600 psi WOG, Max. Fluid Temp. 250 Degrees F, Body Material Forged Brass, Ball Material Chrome Plated Brass, Seal Material EPDM, Seat Material PTFE, Handle Material Zinc Plated with Vinyl Grip, Includes Dual PT Plugs, Memory Stop