The purpose of the AMCA International Certified Ratings Program (CRP) is as follows: To provide the buyer, user and specifier assurance that the manufacturer's published performance ratings of air system components are reliable, accurate and in compliance with applicable national and international standards. Further, its purpose is to provide these parties with information on how the product was tested, what appurtenances were included and other pertinent information so that they may be able to select an air system component that will provide the performance required. To provide a procedure for verification of the manufacturer's performance ratings on a regular schedule by check testing the certified product line in the AMCA International Laboratory or an AMCA International independent accredited laboratory. This document shall govern the AMCA International Certified Ratings Program and is to be used in conjunction with companion documents as applicable, such as AMCA Publications 111, 211, 212, 311, 511, 611, 1011 and all known applicable AMCA International Certified Ratings Program documents currently in use.