ASHRAE 41.2-1987 (RA 92) PDF

This standard provides recommended practices for airflow measurements as well as measurement procedures for use in the preparation of other ASHRAE standards. Therefore, it meets the ASHRAE standard classification of method of measurement or test.

The standard was initiated by the ASHRAE Standards Committee to provide ASHRAE members with several alternatives for laboratory airflow measurements. The standard was developed by a diversified panel of five voting and four nonvoting members using the ANSI/AMCA Standard 210-85, ANSI/ASHRAE Standard 51-1985, and Laboratory Methods of Testing Fans for Rating, as a reference document.