Twin Wall to Flex Adaptor Ø 125 -Transition for Flue Liner Connection
£ 48,00
Inner Material: 316L Stainless Steel – 0.40mm thick
Outer Material: 304 Stainless Steel – 0.40mm thick
Fuels: Wood, Oil, Gas, coal
Approvals: HETAS / UKCA
Distance to Combustibles: 60mm
Warranty: 12 Years
Description
Key Features
- Twin Wall to Flex Connection: Provides a secure transition from KC Twin Wall chimney systems to MI-Flues flexible liners.
- Screw-Fix Coupling: Creates a strong and reliable connection to the flexible flue liner.
- Durable Construction: Made with a 304-grade stainless steel outer skin and a 316-grade stainless steel inner skin.
- Effective Insulation: Features compressed rock wool insulation with a density of 128kg/m³.
- Approved & Compliant: HETAS-approved and UKCA-marked.
Installation
Connect the flexible liner using the screw-fix coupling and secure the KC Twin Wall connection with a locking band. Maintain a minimum 60mm clearance from combustible materials.
Product Overview
The Twin Wall to Flex Adaptor Ø 125 provides a secure connection between a KC Twin Wall chimney system and an MI-Flues flexible liner. It is ideal for installations where the flexible liner connects inside an existing Class 1 chimney.







