Air Vents
Armstrong Air Vents deploy a free-floating lever to discharge non-condensable gases. Great for venting up to 300 psi. The model 21AR is for pressures to 600 psig. A small, economical Armstrong air vent, using a single lever with a fixed pivot, ensuring tight shutoff. Select from such Armstrong air vent models 1, 2, 3, 6, 11AV and Armstrong
air vent model 21AR. Same-day shipping on both Armstrong steam traps and
their repair parts from State Supply.
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SKU: AN1333
Armstrong cast iron air vent model 2AV 3/4"pipe 250lb maximum operating pressure.
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SKU: AN1340
Armstrong stainless steel air vent model 11AV 3/4"pipe 400lb maximum operating pressure.
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SKU: AN1330
Armstrong cast iron air vent model 1AV 1/2"pipe 300lb maximum operating pressure.
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SKU: AN1332
Armstrong cast iron air vent model 1AV 3/4"pipe 300lb maximum operating pressure.
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SKU: AN1350
Armstrong cast iron air vent model 21AR 3/4"pipe 250lb maximum operating pressure.
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SKU: AN1333A
Armstrong cast iron air vent model 2AV 3/4"pipe 97lb maximum operating pressure.
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SKU: AN1334
Armstrong cast iron air vent model 6AV 2"pipe 250lb maximum operating pressure.
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SKU: AN1355
Armstrong cast iron drain trap model 21 3/4"pipe 150lb maximum operating pressure.
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