CSA/ANSI Z21.40.4:23/CSA 2.94:23 :

    Performance testing and rating of gas-fired air conditioning and heat pump appliances

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    CSA/ANSI Z21.40.4:23/CSA 2.94:23

    Performance testing and rating of gas-fired air conditioning and heat pump appliances

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    ANSI Z21.40.4a-1998 (R2022)/CGA 2.94a-M98 (R2022)

    Addenda 1 to ANSI Z21.40.4-1996/CGA 2.94-M96, Performance Testing and Rating of Gas-Fired, Air Conditioning and Heat Pump Appliances

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    ANSI Z21.40.4-1996 (R2022)/CGA 2.94-M96 (R2022)

    Performance Testing and Rating of Gas-Fired, Air Conditioning and Heat Pump Appliances

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