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Armstrong International model D502278 is a robust cast iron air vent designed for efficient air removal in systems up to 167 psi. It features a 3/4 inch NPT connection and incorporates a free-floating lever mechanism, similar to those found in steam traps for reliable performance.
This air vent is principally designed for high-pressure systems in commercial and industrial settings, providing a critical solution for effective air discharge to maintain system efficacy.
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