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33-AV Forged Steel Air Vent

33-AV Forged Steel Air Vent

The Armstrong 33-AV Forged Steel Air Vent is engineered for reliable performance in industrial steam and HVAC systems. Built with a ASTM A105 Forged Steel body, this air vent delivers efficient operation and long service life.

Key Features

  • Automatic air venting — no manual operation required
  • Thermostatic element prevents steam loss
  • Improves heat transfer efficiency
  • ASTM A105 Forged Steel body construction

Applications

Designed for commercial and industrial steam systems where reliable air removal is essential.

$ 6,143.44 $ 6,143.44
$ 6,143.44

  • Brand
  • Connection Type
  • Connection Size
  • Maximum Operating Pressure (PSI)
  • Orifice Size (In.)
  • Body Material
  • Steam Trap Type
  • Series
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Connection Type Screwed NPT, 600RF, 300RF, 150RF, 300RJ, 300RJ, 600RJ, 600RJ, Socketweld SW, 150# Flanged, 600# Flanged, Socketweld, 300# Flanged
Connection Size 1/2″ (15 mm), 3/4″ (20 mm), 1″ (25 mm), 3/4″, 1/2″
Body Material ASTM A105 Forged Steel
Maximum Operating Pressure (PSI) 21, 21, 45, 45, 72, 72, 96, 96, 144, 144, 206, 206, 309, 309, 484, 484, 900, 900
Orifice Size (In.) 1/4", 3/16", 5/32", 1/8", 7/64", 5/16", 1/2", 3/8", 7/32", 9/32"
Brand Armstrong International
Steam Trap Type Air Vent
Series 30-AV Series
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Brand: Armstrong International
Body Material: ASTM A105 Forged Steel
Steam Trap Type: Air Vent
Series: 30-AV Series