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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8 Item(s)

  1. Armstrong  Air Vent, Model 2AV, 3/4" pipe, 97 psi

    Armstrong Air Vent, Model 2AV, 3/4" pipe, 97 psi

    SKU: AN1333

    Armstrong cast iron air vent model 2AV 3/4"pipe 250lb maximum operating pressure. Learn More
    $501.49
  2. Armstrong Air Vent, Model 11AV, 3/4" pipe, 178 psi

    Armstrong Air Vent, Model 11AV, 3/4" pipe, 178 psi

    SKU: AN1340

    Armstrong stainless steel air vent model 11AV 3/4"pipe 400lb maximum operating pressure. Learn More
    $288.09
  3. Armstrong Air Vent, Model 1AV, 1/2" pipe, 300 psi

    Armstrong Air Vent, Model 1AV, 1/2" pipe, 300 psi

    SKU: AN1330

    Armstrong cast iron air vent model 1AV 1/2"pipe 300lb maximum operating pressure. Learn More
    $158.11
  4. Armstrong Air Vent, Model 1AV, 3/4" pipe, 300 psi

    Armstrong Air Vent, Model 1AV, 3/4" pipe, 300 psi

    SKU: AN1332

    Armstrong cast iron air vent model 1AV 3/4"pipe 300lb maximum operating pressure. Learn More
    $158.11
  5. Armstrong Air Vent, Model 21AR, 3/4" pipe, 250 psi

    Armstrong Air Vent, Model 21AR, 3/4" pipe, 250 psi

    SKU: AN1350

    Armstrong cast iron air vent model 21AR 3/4"pipe 250lb maximum operating pressure. Learn More
    $245.41
  6. Armstrong Air Vent, Model 2AV, 3/4" pipe, 250 psi

    Armstrong Air Vent, Model 2AV, 3/4" pipe, 250 psi

    SKU: AN1333A

    Armstrong cast iron air vent model 2AV 3/4"pipe 97lb maximum operating pressure. Learn More
    $501.49
  7. Armstrong Air Vent, Model 6AV, 2" pipe, 250 psi

    Armstrong Air Vent, Model 6AV, 2" pipe, 250 psi

    SKU: AN1334

    Armstrong cast iron air vent model 6AV 2"pipe 250lb maximum operating pressure. Learn More
    $1,554.91
  8. Armstrong Liquid Drain, Model 21, 3/4" pipe, 150 psi

    Armstrong Liquid Drain, Model 21, 3/4" pipe, 150 psi

    SKU: AN1355

    Armstrong cast iron drain trap model 21 3/4"pipe 150lb maximum operating pressure. Learn More
    $245.41
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