The Twin Wall Insulated Flue Kit with a Powder-Coated Black Finish is an essential component for maritime applications, designed to ensure safe and efficient venting of exhaust gases from onboard heating and cooking appliances. Crafted specifically for boats, this flue kit provides superior insulation and durability, effectively preventing heat transfer to surrounding structures while resisting corrosion caused by the harsh marine environment. Its sleek black powder coating not only enhances aesthetic appeal but also offers additional protection against the elements, ensuring long-lasting performance even in challenging conditions at sea.
This flue kit is engineered for ease of installation and maintenance, featuring robust construction that adheres to strict safety standards. The twin-wall design offers enhanced thermal insulation, reducing the risk of heat damage and increasing overall safety aboard vessels. Its compatibility with various marine heating systems makes it a versatile choice for boat owners seeking a reliable solution for exhaust management, combining functionality with a refined appearance that complements the vessel’s exterior.
For quotes and bookings, call or email us here.
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.

Powder-Coated Black Twin Wall Insulated Flue Kit Price:
£950.00 including free installation Winter 25/26
Flue Kit Includes:
- Adapter to stove pipe or spigot
- 1 x Length adjustable pipe 530mm – 840mm
- 2 x Straight length pipe 440mm
- 2 x Straight length pipe 270mm
- 2 x Straight length pipe 140mm
- 8 x Locking band
- 1 x Masterflash No 6 (black) roof collar, with sealant and self-tapping bolts.
- 1 x Storm collar stainless steel
- 1 x Rain cap (solid fuel stoves) or 1 x Anti downdraft weathering cap (diesel stoves)
- 1 x Ceiling finishing plate
Optional extras:
- Cuttable wall support 100mm – 250mm – £119.00
- Guy wire bracket kit – £130.00
- Elbow 15 or 30 degrees – £105.00
For quotes and bookings, call or email us here.
