Twin Wall Flue - Bottom Flange 300mm | Firebox Stoves

A 300mm bottom flange insulated flue section designed for use with our Twin Wall Flue System. This section has a 60mm internal diameter and a 100mm external diameter, making it ideal for extending or replacing parts of your existing twin-wall setup.

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What This Section Is Used For

• Extending an existing twin-wall flue system

• Replacing damaged or missing parts in a compatible twin-wall setup

• Pairing with a bottom flange section provides a secure and stable base for the twin wall system

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Compatibility

This flue section is designed only for use with other 100mm external Twin Wall Flue System components. It will only connect to parts from the same twin wall system and will not fit any other flue types.

• Will connect to: Other 100mm external diameter twin wall sections, and accessories.

• Will not connect to:

  • Single-wall flue sections

  • Firebox 60mm systems

  • Any non–twin-wall or differently sized systems