References  [  [ edit
](/w/index.php?title=Condensing_boiler&action=edit&section=12 "Edit section:
References") ]

  1. ** ^  ** Day, Anthony; et al. (2003). "Flues for condensing boilers".  [ _Heating systems: plant and control_ ](https://archive.org/details/heatingsystemspl00daya) . Oxford, England: Blackwell. p. [ 161 ](https://archive.org/details/heatingsystemspl00daya/page/n170) . [ ISBN ](/wiki/ISBN_\(identifier\) "ISBN \(identifier\)") [ 0-632-05937-0  ](/wiki/Special:BookSources/0-632-05937-0 "Special:BookSources/0-632-05937-0") . 
  2. ** ^  ** [ "Application of condensing boilers in the Netherlands" ](https://web.archive.org/web/20140415044823/http://gasunie.eldoc.ub.rug.nl/root/1987/2054393/) . Archived from [ the original ](http://gasunie.eldoc.ub.rug.nl/root/1987/2054393/) on 15 April 2014  . Retrieved  30 September  2012  . 
  3. ** ^  ** [ Viessmann Gas Fired Boilers ](https://www.viessmann.com/com/en/products/Gas-fired_condensing_boilers.html)
  4. ** ^  ** [ Sedbuk ](http://www.sedbuk.com/)
  5. ** ^  ** [ "Carbon Trust Micro-CHP Accelerator" ](https://web.archive.org/web/20140328214914/http://www.carbontrust.com/resources/reports/technology/micro-chp-accelerator) . Archived from [ the original ](http://www.carbontrust.com/resources/reports/technology/micro-chp-accelerator) on 28 March 2014  . Retrieved  18 July  2012  . 
  6. ** ^  ** [ Office of Energy Efficiency, Natural Resources Canada ](http://oee.nrcan.gc.ca/publications/infosource/pub/home/Heating_With_Gas_Chapter3.cfm?attr=4) [ Archived ](https://web.archive.org/web/20060223162426/http://oee.nrcan.gc.ca/publications/infosource/pub/home/Heating_With_Gas_Chapter3.cfm?attr=4) 23 February 2006 at the [ Wayback Machine ](/wiki/Wayback_Machine "Wayback Machine")
  7. ** ^  ** [ "Heat pumps shown to be three times more efficient than gas boilers" ](https://es.catapult.org.uk/news/heat-pumps-shown-to-be-three-times-more-efficient-than-gas-boilers/) . 
  8. ^  _**a** _ _**b** _ [ Guardian newspaper: The new boiler that's causing a heated row. ](https://www.theguardian.com/money/2005/apr/02/consumerissues.jobsandmoney) 2 April 2005 
  9. ** ^  ** Jason R. Funk. [ "Boiler Basics" ](https://web.archive.org/web/20160421183553/https://www.dol.ks.gov/Registration/Handouts2015/BoilerBasics-JasonFunk-ShConf2015.pdf) (PDF)  . Hughes Machinery. pp. 50–51. Archived from [ the original ](https://www.dol.ks.gov/Registration/Handouts2015/BoilerBasics-JasonFunk-ShConf2015.pdf) (PDF)  on 21 April 2016  . Retrieved  7 April  2016  . 
  10. ** ^  ** [ "GIL74 - Domestic Condensing Boilers: the benefits and the myths" ](https://web.archive.org/web/20161002080310/http://www.cibse.org/getmedia/9b39b035-6d7d-49db-8285-e0e96c1043c3/GIL074-Domestic-Condensing-Boilers.pdf.aspx) . Building Research Establishment. Archived from [ the original ](http://www.cibse.org/getmedia/9b39b035-6d7d-49db-8285-e0e96c1043c3/GIL074-Domestic-Condensing-Boilers.pdf.aspx) on 2 October 2016  . Retrieved  28 September  2016  . 
  11. ** ^  ** [ "Heat pumps show how hard decarbonisation will be" ](https://www.economist.com/leaders/2023/09/06/heat-pumps-show-how-hard-decarbonisation-will-be) . _The Economist_ . [ ISSN ](/wiki/ISSN_\(identifier\) "ISSN \(identifier\)") [ 0013-0613 ](https://www.worldcat.org/issn/0013-0613) . Retrieved  14 September  2023  . 
  12. ** ^  ** [ Net zero by 2050 ](https://www.iea.org/reports/net-zero-by-2050) (May 2021) IEA 
  13. ** ^  ** [ EU Commission paralysis delays phase-out of fossil fuel boilers ](https://www.coolproducts.eu/eu-ambition/eu-commission-paralysis-delays-phase-out-of-fossil-fuel-boilers/) (7 July 2021) Cool Products 
  14. ** ^  ** [ https://www.politico.eu/article/energy-fossil-fuels-parliament-vote-on-greening-buildings-gives-lifeline-to-gas-boiler-industry/amp/ ](https://www.politico.eu/article/energy-fossil-fuels-parliament-vote-on-greening-buildings-gives-lifeline-to-gas-boiler-industry/amp/)