This document establishes a uniform method of laboratory testing for the determination of airflow propelled through an open personnel door by a positive pressure ventilator.

NOTE？The test described by this document is not entirely in accordance with ISO？5801, though it references several subclauses of ISO？5801 (such as the measurement of pressure and airflow).

This document does not specify a testing procedure for the design, production or field test of any PPV, nor is it the purpose for this document to serve as a manual for the construction, validation or calibration of the test facility.

This document does not apply to any item of equipment designed or intended for applications other than positive pressure ventilation.