Midflex Solid Fuel Liner

Midtherm twin wall flexible liner suitable for use on gas, oil, solid and multifuel appliances. Available in 316 and 904 grade, 0.12mm thick stainless steel. Sold in full 40m coils and cut lengths (cut lengths in full metres).  We generally stock coils of 125mm(5") in 316 grade and 150mm(6") in 316 and 904 grade. 

A full range of ancillary components are available ex-stock including single wall adaptors, top plates and clamps, cowls and many more. Please download our brochure for the full range.

Midflex Solid Fuel Liner Installation and Usage Notes

For detailed installation guidelines please refer to:

• The relevant Technical Information and Installation Instructions
• Building Regulations
• Planning Office
• Appliance Manufacturers Operating and Maintenance Instructions
• Relevant British Standards

Mitherm Stainless Steel Flue Pipe

SW316 Stainless Steel (0.9mm).

Push fit, stainless steel, for use on medium and high temperature solid and multifuel applications.  Midtherm SW 316 is a range of prefabricated stainless steel single wall flue. 316 grade stainless steel 0.9mm product has a dull (2B) finish. SW 316 is used as a connecting flue pipe and for lining existing chimneys.

• Available in sizes from 127 to 500  mm
• Stocked in sizes from 127 to 203  mm
• Maximum operating temperature 450 deg C
• Standard finish is: Stainless finish
• 1 year manufacturer's warranty for all products installed and maintained in accordance with the installation and usage notes.

SW 316 0.9mm Installation and Usage Notes

For detailed installation guidelines please refer to:

• The relevant Technical Information and Installation Instructions
• Building Regulations
• Planning Office
• Appliance Manufacturers Operating and Maintenance Instructions
• Relevant British Standards