NFPA 90B

Installation of Warm Air Heating and Air-Conditioning Systems

Org/Number ID	NFPA 90B
Alternate Organization ID / number	ANSI/NFPA ANSI B144.3-1973
Version(s)	1973; 1976; 1980; 1984; 1989
Bin #	0281
Comments
Status	Present
Record last updated	May 2, 2022, 5:58 pm

This is not the most recent edition of this standard.

Newer edition note: 2021