2.5 Inch Exhaust Control Valve Vacuum Actuator Closed Cutout Downpipe Steel 🇺🇸Features: • Made of Stainless steel 304. • Fits with 2.5"/ 63mm approx. OD pipe. • The pressure range: -2 psi - 5.5 psi. • The valve is Closed at neutral pressure. • Rod end bearing linked between actuator and gate lever.Specifications: • Material: Stainless Steel 304 • Starting Type: Negative Pressure • Diameter of Butterfly Valve: 2.5"/ 63mm • Closed Style Pressure: About 1 BAR