Air Movement and Control Association (AMCA) International Inc. has reaffirmed AMCA Publication 502-06 (R2009), Damper Application Manual for Heating, Ventilating, and Air Conditioning.

Publication 502-06 (R2009) provides general information and important points to be considered when designing or specifying HVAC installations requiring dampers in specific temperatures and pressures. This publication serves as a guide to understanding the various types of dampers available and items to be considered for their proper use.

The publication is available online at