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ISO/FDIS 15957

Test dusts for evaluating air cleaning equipment

General information

50.20     Nov 14, 2025

ISO

ISO/TC 142

International Standard

91.140.30  

Scope

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.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 15957:2015

NOW

PROJECT
ISO/FDIS 15957
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Nov 14, 2025

National adoptions

Test dusts for evaluating air cleaning equipment (ISO/DIS 15957:2024)

50.20   Proof sent to secretariat or FDIS ballot initiated: 8 weeks

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