40.20 DIS ballot initiated: 12 weeks Nov 28, 2024
CEN
CEN/TC 195 Cleaning equipment for air and other gases
European Norm
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.
PUBLISHED
EN ISO 15957:2015
IN_DEVELOPMENT
prEN ISO 15957
40.20
DIS ballot initiated: 12 weeks
Nov 28, 2024