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Division 2 From 1 January 2018:

United Kingdom

Original text. Later amendments are not shown.

  • SEC, calculated for average climate, shall be no more than – 20 kWh/(m2.a).

  • Non-ducted units including ventilation units intended to be equipped with one duct connection on either supply or extract air side shall have a maximum LWA of 40 dB.

  • All VUs, except dual use units, shall be equipped with a multi-speed drive or variable speed drive.

  • All BVUs shall have a thermal by-pass facility.

  • Ventilation units with a filter shall be equipped with a visual filter change warning signal.