Assertion: smokeproof enclosure | /r/HasProperty | a type of exit stairwell
Facets:
value: in construction
type: OTHER
value: in building safety
type: OTHER
Source sentences:
text: In building safety and construction, a smokeproof enclosure is a type of exit stairwell that has been designed to keep out smoke (and other combustion products) in the event of a fire, so that building occupants may more safely exit the building.