NASA UFGS-23 73 13
NASA UFGS-23 73 13 2010-AUG-01 MODULAR NDOOR CENTRAL-STATON AR-HANDLNG UNTS
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NOTE:
This guide specification covers the requirements for manufacturer's standard low-(AMCA Class A), medium- (AMCA Class B), and high-pressure (AMCA Class C), low- and high-velocity, factory fabricated and assembled, central station, air handling units.