ASHRAE 70-1991
Method of Testing for Rating the Performance of Air Outlets and Inlets

Standard No.

ASHRAE 70-1991

Release Date

1991

Published By

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

Status

Be replaced 2011-03

Replace By

ASHRAE 70-2006

Latest

ASHRAE 70-2023

Scope

This standard includes specification of test instruments and facilities@ test installations and test procedures@ and methods of calculation for determining airflow capacity@ aerodynamic performance@ and sound generation.The test method in this standard applies to isothermal conditions. A method of calculating aerodynamic performance under non-isothermal conditions is also included.

ASHRAE 70-1991 history

• 2023 ASHRAE 70-2023 Method of Testing the Performance of Air Outlets and Air Inlets
• 2006 ASHRAE 70-2006 Method of Testing the Performance of Air Outlets and Air Inlets
• 1991 ASHRAE 70-1991 Method of Testing for Rating the Performance of Air Outlets and Inlets