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The Armstrong model 11-AV air vent, MPN D504182, is designed for efficient venting of air and gases under pressure. It features a 1/2 NPT connection and can handle pressures up to 267 psi. The welded body and caps create a sealed unit without any gaskets, making it tamperproof. This design enhances reliability in demanding applications.
This air vent is suitable for HVAC systems needing reliable air removal. Its stainless steel construction supports durability and performance across diverse environments.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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