U.S. Department of Energy: Energy Efficiency and Renewable Energies. (http://www.eere.energy.gov/EE/industry.html)
Seasonal Efficiency of Domestic Boilers in the UK (SEDBUK):Boiler Efficiency Database (http://www.boilers.org.uk/)
Save Energy website. Energy efficient boilers (http://www.saveenergy.co.uk/boilers/)
Consortium For Energy Efficiency. Gas Programs. A Market Assessment for Condensing Boilers in Commercial Heating Applications (http://www.cee1.org/gas/gs-blrs/Boiler_assess.pdf )
|