Twin Wall Insulated Flue Kits for Boat Stoves

ualified Boat Safety Scheme (BSS) examiner for inland waterway vessel inspections
Gas Safe Registered engineer for marine LPG gas installations and safety certificates
OFTEC certified technician for marine diesel heating and oil-fired appliance servicing


Ensuring safe and efficient exhaust systems is paramount for maintaining the performance and safety of your boat stove. Our twin-wall insulated flue kits are specifically designed to provide reliable venting solutions, combining durability with ease of installation. Available in both sleek black and polished stainless steel, these flue kits are tailored to meet the demanding conditions of marine environments.

Free Installation Offer Winter 2025/2026

We are offering free installation for all our flue kits for boat stoves between the 15th of November 2025 and the 15th of February 2026. See individual appliance listing for boat stove kit prices. Email us for details.


Our Twin Wall Flue Kits

We offer our specialised marine flue kits in two distinct finishes. Both systems use identical high-specification insulation technology to ensure your installation meets Boat Safety Scheme (BSS) requirements.


Key Features of Our Twin-wall Insulated Flue Kits for Boat Stoves

  • Superior Insulation: Designed with high-quality insulation to withstand extreme temperatures and prevent heat loss.
  • Corrosion-Resistant Materials: Crafted from durable stainless steel or coated black finish, ensuring longevity in harsh marine conditions.
  • Easy Installation: Modular components allow for straightforward setup, reducing installation time and effort.
  • Versatile Compatibility: Suitable for a wide range of boat stove models and chimney configurations.
  • Enhanced Safety: Twin-wall design minimises the risk of heat transfer to surrounding structures, ensuring safety onboard.
A technical close-up of a cutaway twin-wall flue section, showing the high-density insulation layer sandwiched between the stainless steel inner and outer pipes.
The internal insulation layer is vital for maintaining flue temperature and preventing heat transfer to the boat’s structure.

Why Choose Our Flue Kits for Boat Stoves?

Our twin-wall insulated flue kits are engineered to deliver optimal performance while maintaining the aesthetic appeal of your vessel. They are designed to withstand the rigours of life on the water while complying with safety guidelines from OFTEC and the Canal & River Trust (CRT).

Available Sizes and Configurations

Our flue kits come in various lengths and diameters to accommodate different stove models and installation requirements. Custom configurations are also available upon request to ensure a perfect fit for your specific vessel.