Wood log burners and multi-fuel stoves have become an effective, economical and low-carbon choice with an exciting visual flame picture that old designs simply could not offer.Fireline stoves are designed and engineered to be extremely efficient and environmentally friendly. Stoves in the Fireline range use advanced, patented firebox combustion technology developed exclusively in our own UK laboratory.The fuel efficiency of our Fireline stoves begin at 78% and rises to 82%. Every model in this range easily achieves the SIA Ecodesign certification, DEFRA exemption for burning wood logs in smokeless zones, and clearSkies Level 5 certifications.ClearSkies goes further than the SIA ecodesign certification scheme, with clearSkies Level 4 being 15% more efficient, and clearSkies Level 5 being 15% more efficient than clearSkies Level 4. More information can be found on the clearSkies website here.