6 - Window insulation

All windows in heated and/or air conditioned rooms and common areas shall have appropriate degree of thermal insulation according to the local regulations and climatic conditions and shall provide an appropriate degree of acoustic insulation.
All windows in heated and/or air conditioned rooms and common areas added or renovated after the acquisition of the EU Eco-label shall comply with Directive 2002/91/EC of 16 March 2002, on the Energy Performance of Buildings (articles 4, 5 and 6) and Directive 89/106/EEC, of 21 December 1988, on the approximation of laws, regulations and administrative provisions of the Member States relating to construction products (Construction Products Directive - CPD) and relative national technical regulations for their implementation