# Commission Regulation (EU) No 1253/2014 of 7 July 2014 implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to ecodesign requirements for ventilation units (Text with EEA relevance), Annex VII: Benchmarks

Extent: E+W+S+N.I.

Residential ventilation units:
(a) SEC: – 42 kWh/(m2.a) for BVUs, and – 27 kWh/(m2.a) for UVUs.
(b) Heat recovery ηt: 90 % for BVUs.
Non-residential ventilation units:
(a) SFPint: 150 W/(m3/s) below the Tier 2 limit for NRVUs with flow rate ≥ 2 m3/s, and 250 W/(m3/s) below the Tier 2 limit for NRVUs with flow rate < 2 m3/s
(b) Heat recovery ηt_nrvu : 85 %, and with run-around heat recovery systems 80 %.

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Source: https://www.legislation.gov.uk/eur/2014/1253/annex/VII (the official version)
Page: https://openlegislation.uk/eu-regulation-2014-1253/annex-VII
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.