Provides minimum requirements for the safe design, performance and rational use of energy of indirect gas-fired ducted air heaters with gas consumption not exceeding 5000 MJ/h.
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AS 4556-2000 (AG 106)/Amdt 2-2002 AS 4556-2000 (AG 106)/Amdt 1-2001 AS 4556-2000 (AG 106)