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Aug. 20, 2009: Revised AMCA International Publication 311 Approved

August 20, 2009
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ARLINGTON HEIGHTS, Ill. - The Air Movement and Control Association International (AMCA International) has approved the July 2009 revision to AMCA 311 a Certified Ratings Program-Product Rating Manual for Fan Sound Performance. Products that can be licensed by AMCA to bear the AMCA Certified Ratings Seal are centrifugal fans, axial fans, power roof ventilators, air curtains, agricultural fans, and other air-moving devices within its product scope.

AMCA 311 Product Rating Manual is intended to prescribe a technical procedure used in connection with the AMCA Certified Ratings Program for Fans – Sound Performance. The program applies only to complete air-moving devices which are already licensed to bear the AMCA Certified Performance Seal for Air Performance.

For more information, visit www.amca.org.

Publication date: 08/17/2009

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