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prEN ISO 10121-3

Test methods for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 3: Classification system for GPACDs applied to treatment of outdoor air (ISO/DIS 10121-3:2021)

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ISO/DIS 10121-3; prEN ISO 10121-3
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This part of ISO 10121 establishes a classification system for GPACD’s supplying make-up air to general ventilation systems using outdoor air polluted by local urban sources and/or long-distance pollution. The classification system is intended to aid in assessing molecular pollution besides the particulate pollution dealt with by ISO 16890-1.
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