External Gas Boilers - Video 1 - Unboxing and Preperation 

The unboxing and initial preperation of the external gas boilers including unpacking and flue connection from Flexiheat UK.
These boilers are sometime referred as external gas boilers, external combination boiler, external gas combi boiler, outdoor gas boiler, outside gas boiler, external gas heating boiler or external heating boiler
For more information on this product range please see www.flexiheatu...