HomeServe UK - Understanding the regulations around boiler flues can be a minefield, that's why we've created this handy guide ➡️ https://fal.cn/3iWpp | Facebook
![3.20 Combustion appliances – removal of products of combustion - Building standards technical handbook 2020: non-domestic - gov.scot 3.20 Combustion appliances – removal of products of combustion - Building standards technical handbook 2020: non-domestic - gov.scot](https://www.gov.scot/binaries/content/gallery/publications/advice-guidance/2021/02/building-standards-technical-handbook-2021-non-domestic/chapters/3-environment/3.20.18.jpg)
3.20 Combustion appliances – removal of products of combustion - Building standards technical handbook 2020: non-domestic - gov.scot
![3.20 Combustion appliances – removal of products of combustion - Building standards technical handbook 2020: non-domestic - gov.scot 3.20 Combustion appliances – removal of products of combustion - Building standards technical handbook 2020: non-domestic - gov.scot](https://www.gov.scot/binaries/content/gallery/publications/advice-guidance/2021/02/building-standards-technical-handbook-2021-non-domestic/chapters/3-environment/3.20.19.jpg)