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Field glossary

psig / ounces

Pressure above atmospheric; heating steam often runs in ounces per square inch, 16 ounces to a psi

Used across 2 Anvilfield field guides, most in HVAC.

Also defined as

  • Gauge pressure above atmospheric; heating steam often runs only ounces, well under 15 psig

Where this shows up

HVACSteam heating fundamentals field guideHVACSteam trap commissioning field guide

Related terms

CondensateLatent heatSteam trap

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