Investor Presentaiton

AAON AAON'S NAIC: World's Most Capable Laboratory Sound Chambers Environmental Chamber Largest Reverberation Sound Chamber in the world Only Sound Chamber in the world capable of capturing all three sound measurements simultaneously (supply, return, and cabinet radiated) for HVAC equipment underload This chamber is also a 300 Ton Psychrometric Chamber for packaged equipment and a 540 Ton AHRI certified Psychrometric Chamber for chillers The outdoor room airflow is 480,000 CFM through the 12 air handlers, which means the air in the room is cycled 4.5 times every minute Unit under test airflow of up to 100,000 CFM of unit airflow at up to 10" static pressure The Environmental Chamber can rain up to 8" per hour /2" snow per hour Negative 20°F to 130°F 50 MPH winds 30 30

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