HWAM 2620C Pedestal Colour:Grey Form and finish throughout make Form and finish throughout make it possible to install the stove in a corner The WIKING Mini 4 with Wood Store's clean burning and environmental credentials are also impressive with a A+ rated 83% efficiency and exceptionally low emissions that are significantly below that required by the tough new Ecodesign regulations combined with Hwam's balanced door and patented closing mechanism which ensures a gas tight seal with the minimum of effort The AutoPilot is Hwam's time served mechanical device which automatically boosts primary air when lighting the fire for quicker starts and during reloading as well as at the end of the burn cycle to produce more efficient and cleaner combustion wherever you are in the burn cycle