Butterfly Valve Wafer Style Body Material PVC Max Water Pressure 150 psi Pipe Size 2 1/2 in Temp Range 32 Degrees to 140 Degrees F Liner Material EPDM Disc Material Glass Filled Polypropylene Handle Type Lever Number of Bolt Holes 4 Bolt Circle Dia 5 1/2 in Lug Dia 3/4 in Standards ISO 5211 ASTM D1784 Cell Class 12454 (Body) ASTM D4101 Cell Class 85580