Company
About Grün
What we do, and a one-page summary for each kind of customer.
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Capability statement
Flue and chimney systems we design, supply, install and maintain
PDF · 1 page · 242 KB Download -
For directors
A flue specialist you can call on, from first price to handover
PDF · 1 page · 39 KB Download -
For estimators
Flue and chimney packages, priced in full
PDF · 1 page · 52 KB Download -
For project managers
One team from survey to sign-off
PDF · 1 page · 36 KB Download -
For facilities managers
Flue surveys, repairs and replacements
PDF · 1 page · 39 KB Download -
For generator specialists
Generator exhaust systems, plant room to roof
PDF · 1 page · 38 KB Download
See before you order
Sample documents
Real Grün documents from finished jobs. Client names, addresses, order numbers and brands are blacked out.
Accreditations
Certificates
Current certificates. All three renew in January and February 2027.
Terms and warranty
Terms
Our terms of sale, and the form to register your workmanship warranty.
Plain-English guides
Guides
Read each guide online now. PDF versions are on the way.
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What we need to price your flue job
The seven things that let us price a job
PDF coming soon Read online -
What happens on a flue survey
What the engineer does and what you get back
PDF coming soon Read online -
Can my old chimney be used?
When a chimney can be lined and when it needs a new stack
PDF coming soon Read online -
What paperwork you get at the end
Test report, certificate, completion report and O&M pack
PDF coming soon Read online
New guides
Get new guides by email.
Plain-English guides on flues, chimneys and surveys. We only email when a new one is added.
Got a job to price?
Send drawings, photos or an outline. Price normally within 24 hours.