Manual Balancing Valve Pipe Size 1 in Connection Sweat Flow Range 1.6 to 5.0 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