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Air Vents
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
11AV 3/4 NPT x 1/2 OUT 267psi, 38 Orif
Armstrong All Stainless Steel Free Floating Lever Air Vent, Model 11AV for 267 psi with 38 orifice
Armstrong part no.C3510-7
11AV 1/2 NPT x 1/2 OUT 267psi, #38 Orif
Armstrong All Stainless Steel Free Floating Lever Air Vent, Model 11AV for 267psi with 38 orifice
Armstrong part no. D504182
Armstrong Air Vent, Cast Iron
Cast Iron Fixed Pivot Ball Float Air/Gas Vent Model 21AR 3/4 inch, 208 psi, 1/16 orifice
Armstrong Part No: D501713
Armstrong Air Vent
Free Floating Lever Cast Iron Air/Gas Vent Model 1AV 3/4 inch, 173 psi with 7/64 inch orifice
Armstrong AV-13 Air Vent
Air Vent for Hot or Cold Water and Non-Viscous Liquids Model AV-13, 1/2-in FPT x 3/4-in MPT, Brass, 150 psi maximum working pressure
Armstrong part no D41790
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 1/2 inch, 173 psi with 7/64 orifice
Armstrong Part No: D501841
Armstrong Air Vent, Cast Iron
Cast Iron Fixed Pivot Ball Float Air/Gas Vent Model 21AR 3/4 inch, 133 psi, 5/64 Orifice Vent
Armstrong Part No: D500631
11AV 1/2 Inlet x 1/2 Out NPT 118 psi
Armstrong All Stainless Steel Free Floating Lever Air Vent, Model 11AV 1/2-in in & out NPT connections, for 118psi with 1/8 orifice, 2.08 oz float
Armstrong part no. D510119
