Butterfly Valve Lug Style Body Material Polypropylene Max Water Pressure 150 psi Pipe Size 2 1/2 in Temp Range 32 Degrees to 250 Degrees F Liner Material FPM Disc Material Glass Filled Polypropylene Handle Type Gear Number of Bolt Holes 4 Bolt Circle Dia 5 1/2 in Lug Dia 3/4 in Standards ISO 5211 ASTM D4101 Cell Class 85580