ANSI Z21.44

Gas-Fired Gravity and Fan Type Direct Vent Wall Furnaces

Org/Number ID	ANSI Z21.44
Alternate Organization ID / number	ANSI Z21.44a; ANSI Z21.44b
Version(s)	1995 (ANSI Z21.44); 1993 (ANSI Z21.44b); 1992 (ANSI Z21.44a); 1991 (ANSI Z21.44); 1989 (ANSI Z21.44a); 1988 (ANSI Z21.44); 1987 (ANSI Z21.44b); 1985 (ANSI Z21.44, ANSI Z21.44a); 1982 (ANSI Z21.44a, ANSI Z21.44b); 1981 (ANSI Z21.44); 1975 (ANSI Z21.44b)
Bin #	624
Comments
Status	Present
Record last updated	January 9, 2023, 10:21 am

This may not be the most recent edition of this standard.