1. European Commission, Directive 2010/30/EU of the European Parliament and the Council, Available in: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32010L0030, (Accessed July 2015).
2. European Commission, Directive 2010/30/EU of the European Parliament and the Council, Available in: http://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32009L0125&from=en, (Accessed July 2015).
3. European Commission, Commission Regulation (EU) No 811/2013 of 18 February 2013, supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of space heaters, combination heaters, packages of space heater, temperature control and solar device and packages of combination heater, temperature control and solar device, Available in: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32013R0811, (Accessed July 2015).
4. European Commission, Commission Regulation (EU) No 812/2013 of 18 February 2013, supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of water heaters, hot water storage tanks and packages of water heater and solar device, Available in: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32013R0812, (Accessed July 2015).
5. European Commission, Commission Regulation (EU) No 813/2013 of 2 August 2013, implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to ecodesign requirements for space heaters and combination heaters, Available in: http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32013R0813 (Accessed July 2015).