ANVILFIELD Try FieldOS

Field glossary

Confined space

A space with limited entry and exit, not for continuous occupancy, that can develop a deadly atmosphere

Used across 2 Anvilfield field guides, most in Concrete.

Also defined as

  • Plumbing: A room with less than 50 cubic feet of volume per 1,000 Btu/hr of total gas appliance input

Where this shows up

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