1 meter of 5" FlexiFlue liner is constructed from 316 inner and 316 outer Stainless steel, that carries a lifetime warranty (warranty valid for as long as you own the property).
 
This product is widely used by the trade when lining chimneys. The 316/316 grade is Suitable for burning the following fuels: dried seasoned wood, gas, oil.
 
With a smooth inner liner and corrugated external, our flexible flue liner is approved by Hetas and has British Standard to BS - EN1856 (Conforms to Building Regulations in UK)
All of our flexi liners are manufactured in the UK.