Guides

Plain-English guides to commercial and industrial flues, chimneys and the paperwork around them.

Start here

• Read time 4 min What we need to price your flue job The seven things that let us price a flue job, and why each one matters.
• Read time 4 min What happens on a flue survey What the engineer does on site, what you get back and how to get ready.
• Read time 3 min Can my old chimney be used? Lining an existing chimney or putting in a new stack, and how we decide.
• Read time 3 min What paperwork you get at the end Test report, certificate, completion report and O&M pack, and when they arrive.

More guides coming

• Coming soon Flue height rules explained
• Coming soon Generator exhaust back pressure explained
• Coming soon Clean Air Act and chimney height approval