NFPA 90B:2024
Current
The latest, up-to-date edition.
Standard for the Installation of Warm Air Heating and Air-Conditioning Systems
Hardcopy
English
05-13-2023
This standard shall cover construction, installa‐ tion, operation, and maintenance of systems for warm air heat‐ ing and air conditioning, including filters, ducts, and related equipment to protect life and property from fire, smoke, and gases resulting from fire or from conditions having manifesta‐ tions similar to fire.
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