All Fuel Twin Wall Flue System

https://www.rainbowchimney.com/products/all-fuel-twin-wall-flue-system/

The All Fuel Twin Wall Flue System is of advanced design and consists of two walls, inner and outer. It can adapt to a wide range of fuels and discharge exhaust gases efficiently. It ensures safety and stability, reduces heat loss and improves energy utilization efficiency, making it a reliable and guaranteed flue system.