Subject Information

SUBJECT ventilation
TYPE AAT
REFERENCE ID 300051541
NOTES Use for systems that introduce air into or remove air from spaces.
HIERARCHY Objects Facet>Object Groupings and Systems>systems (object groupings)>HVAC>ventilation
CHILDREN natural ventilation

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Dwellings -- Heating and ventilation (with subject tree: Dwellings -- Heating and ventilation)

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