BS ISO 5222-2:2025

Heat recovery ventilators and energy recovery ventilators. Testing and calculating methods for seasonal performance factor. Sensible cooling recovery seasonal performance factors of heat recovery ventilators (HRV) | Status: Current

1 Scope This document specifies the testing and calculating methods for sensible cooling recovery seasonal performance factor of heat recovery ventilators (HRV) covered by ISO 16494‑1. This document also specifies the test conditions and the corresponding test procedures for determining the sensible cooling recovery seasonal performance factor of HRVs. The rating conditions are those specified in Annex B and in ISO 16494‑1. The procedures of this document can be used for other temperature conditions.