Division 1 From 1 January 2016:

SEC, calculated for average climate, shall be no more than 0 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 L_WA of 45 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.