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Energy bills have been increasing. There are still ways to reduce this.


  • Horizontal or Vertical no white showing. No boxing allowed.
  • All components must be accessible

Worcester Bosch

  • Horizontal or Vertical flues white is allowed show as long as joints are siliconed.


  • Horizontally flue white exposed is ok.  Vertical no white showing. Weather tight box with inspection hatch possibly ok.


  • White part of flue ok to be exposed as UV resistant. 300mm away from wall for vertical terminal. On vertical no white showing. 1m extension on vertical flue.








Disclaimer: Information on this website is provided for informational purpose therefore we cannot accept liability for subsequent problems. All repair tasks should be carried out by qualified trades people. We may also receive commission payments when you are taken to external websites and complete purchases from third party sellers, once you leave our site, we cannot be held liable for your purchases.