Twin-wall flue installation in Kent, Sussex & Surrey
No chimney? No problem. Everwarm Fires designs and fits twin-wall flue systems for wood burning and multi-fuel stoves in homes without a conventional chimney — fully insulated, safe, and signed off by our HETAS-registered engineers.
What is a twin-wall flue?
A twin-wall flue is a double-skinned, insulated chimney system. It can run internally through the property or externally up the outside wall, and because it is fully insulated it performs like a traditional chimney while keeping clearances to combustibles to a minimum.
When do you need a twin-wall flue?
- You have no existing chimney
- Your chimney has been removed or is beyond repair
- You’re renovating or extending and the fireplace is being moved
- Your home is modern, timber-frame or block construction
What’s included
- Free survey and fixed written quote
- Full flue system design to Building Regulations
- Neat internal or external flue route
- Stove connection, hearth and carbon monoxide alarm
- HETAS certificate on completion
Areas we cover
Based in Maidstone, we work throughout Kent, Sussex and Surrey — including Maidstone, Rochester, Chatham, Sittingbourne, Sevenoaks, Tonbridge, Ashford, Canterbury, Headcorn, Staplehurst, East Malling, Walderslade, Sheerness, Crowborough, Boughton Monchelsea and all surrounding villages. Not sure if we cover you? Give us a call and ask.
Twin-wall flue FAQs
Can a twin-wall flue run outside? Yes — external routes are a common, tidy solution where an internal route isn’t practical.
Is a twin-wall flue safe? Yes — it is fully insulated and installed to Building Regulations, then signed off with a HETAS certificate.
Free survey, fixed written quote — call 01622 278160 or 07383670335, or email info@everwarmfires.co.uk.
HETAS registered · 15 years’ experience · 2,300+ installations