ANSI Z21.40.4 and Z 21.40.4a-1998
Performance Testing and Rating of Gas-Fired, Air-Conditioning and Heat Pump Appliances (same as CGA 2.94a)

Standard No.

ANSI Z21.40.4 and Z 21.40.4a-1998

Release Date

1998

Published By

American National Standards Institute （ANSI)

Latest

ANSI Z21.40.4 and Z 21.40.4a-1998

ANSI Z21.40.4 and Z 21.40.4a-1998 history

• 1998 ANSI Z21.40.4 and Z 21.40.4a-1998 Performance Testing and Rating of Gas-Fired, Air-Conditioning and Heat Pump Appliances (same as CGA 2.94a)