Manual Balancing Valve Pipe Size 1 in Connection FNPT Flow Range 4.0 to 13.0 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