95.99 Withdrawal of Standard Feb 20, 2026
ISO
ISO/TC 142 Cleaning equipment for air and other gases
International Standard
91.140.30 Ventilation and air-conditioning systems
ISO 15957:2015 defines the properties of load test dusts used for heating, ventilation, and air conditioning (HVAC) air filters as well as air cleaning equipment in laboratories. Test dusts used for evaluation of efficiency performance are not included.
WITHDRAWN
ISO 15957:2015
95.99
Withdrawal of Standard
Feb 20, 2026