40 - Heating energy from renewable energy sources (up to 3,5 points)

(a)


At least 70 % of the total energy used to heat or cool the rooms (1,5 points) and/or to heat sanitary water (1 point) shall come from renewable energy sources as defined in Article 2(a) of Directive 2009/28/EC.

(b)


100 % of the total energy used to heat or cool the rooms (2 points) and/or to heat sanitary water (1,5 points) shall come from renewable energy sources as defined in Article 2(a) of Directive 2009/28/EC.