Air Vents

Armstrong Stainless Steel Thermostatic Air Vent and Vacuum Breaker Model TAVB, 3/4 inch NPT
Armstrong Part No: C5491

Armstrong Stainless Steel Thermostatic Air Vent and Vacuum Breaker Model TAVB, 1/2 inch NPT
Armstrong Part No: C5490

Armstrong All Stainless Steel Free Floating Lever Air Vent, Model 11AV for 400 psi with 5/64 orifice
Armstrong part no. C3510-8

Armstrong Balanced Pressure Thermostatic Air Vent Model TV2 1/2-in NPT
Armstrong part no. B4930

Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 3/4-in NPT x 1/4-in Outlet with 1/8 Orifice for 146 psi and 2.43 oz float
Armstrong Part No: C3510-2

See-thru Body Free Floating Ball Float Mechanism Air vent Model 1AVC 1/2 Inlet x 1/2 Outlet x 1/2 Alternate Inlet/Vent, NPT Connection, 1/8-orifice, 150 psi
Armstrong part no. C5534

Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 1/2 inch, 146 psi 1/8 orifice
Armstrong Part No: C3510-1

See-thru Body Free Floating Ball Float Mechanism Air vent Model 1AVC 3/4 Inlet x 1/2 Outlet x 1/2 Alternate Inlet/Vent, NPT Connection, 1/8-orifice, 150 psi
Armstrong part no. D17072

Armstrong All Stainless Steel Free Floating Lever Air Vent, Model 11AV 3/4-in NPT for 178 psi with 1/8 orifice, 2.90 oz
Armstrong part no. C3510-3

Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 1/2 inch x 1/4 out, 300 psi 5/64 orifice & 2.43 oz float
Armstrong Part No: D501533