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Air Vents
Armstrong Air Vent
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
Armstrong Air Vent
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
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 1/2 inch, 146 psi 1/8 orifice
Armstrong Part No: C3510-1
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 3/4 inch, 173 psi with 7/64 inch orifice
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 3/4 inch, 300psi with 5/64 orifice
Armstrong Part No: C3510-12
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 3/4 inch, 219 psi with #38 orifice
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 1/2 inch, 173 psi with 7/64 orifice
Armstrong Part No: D501841
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 1/2 inch , 219 psi with #38 orifice
