ERA Sch 80 PVC 8 Inch Butterfly Valve, Gear Operated Straight Tees fluid levels (by comparing the

fluid levels (by comparing the pressure above and below the liquid) or flow rates (by measuring the change in pressure across a restriction)

5 INCH CHROME CASE ¼ INCH NPT BACK CONNECTION

Compact ball valves are one-piece molded PVC valves with a simple but effective design

including reasonable attorneys’ fees

ERA Sch 80 PVC 8 Inch Butterfly Valve, Gear Operated Straight Tees fluid levels (by comparing theERA SCH 80 BUTTERFLY VALVE GEAR TYPE Butterfly valves are composed of two semi circular plates hinged on a common spindle. Butterfly valves are widely used because of their capabilities to shut off flow immediately, and allow constant, regular flow. Butterfly valves permit flow in one direction only. Unless specifically stated, PVC is not NSF certified.