The CFE Midflex 316L is a top-tier twin wall flexible flue liner, crafted from superior 316L grade stainless steel. Designed and manufactured to the highest standards, this flexible liner offers exceptional resistance to pitting and crevice corrosion, ensuring long-lasting performance and reliability.
Optimal Performance and Versatility: Ideal for a variety of applications, the Midflex 316L is suitable for use with gas, oil, solid fuel, pellet, and biomass systems. It’s an excellent choice for ventilation and extract systems as well. The liner is available in sizes ranging from 125 to 200 mm, meeting the needs of diverse installation requirements.
High-Temperature Tolerance: Engineered to withstand a maximum operating temperature of 600°C, the Midflex 316L ensures robust performance even under demanding conditions.
Superior Protection and Durability: For situations where lower temperature or slumbering operation is expected, consider our Midflex 904L product. The 904L grade stainless steel offers enhanced corrosion resistance, particularly beneficial when using fuels with high sulfur content, such as processed coal products (smokeless fuels).
Key Features:
- Material: 316L Stainless Steel
- Sizes: Available and stocked from 125 to 200 mm
- Maximum Operating Temperature: 600°C
- Finish: Standard 316 stainless finish
- Warranty: 1-year manufacturer’s warranty, with an extended 20-year warranty available for registered systems
- Packaging: Supplied fully bubble wrapped and labeled for protection
Installation and Usage Notes: All flue system installations must be carried out by a suitably qualified installer or with permission from the Building Control Department. For detailed installation guidelines, refer to the relevant technical information and installation instructions, building regulations, planning office, appliance manufacturers operating and maintenance instructions, and relevant British standards.
Installation Manual Download: inst_35a
Installation Booklet Download: wform_35a
CERTIFICATE NAME | NUMBER | ISSUED BY |
|---|---|---|
BS EN 1856-2:2004 & BS EN 1443:2003 | 52022/1 | BSRIA |
CERTIFICATE OF CONFORMITY OF THE FACTORY PRODUCTION CONTROL | 0086-CPR-597284 | BSI |







