The Hunter Herald 14 flat top is a high output multi-fuel stove. The picture above shows the Herald 14 single plain door stove but it is also available with double doors. This is a stove that puts out serious heat. HEIGHT 645 MM WIDTH 760 MM DEPTH 500 MM COLOUR Matt Black FLUE DIAMETER 150 MM MAX HEAT OUTPUT 12 – 16 kW AIRWASH Yes BACKBOILER OPTION 23,900, 44,000 BTU – central heating stoves info CLEANBURNING Yes FUEL Multi fuel EFFICIENCY 79.4 % CO RATING 0.18 % TESTING STANDARD EN 13240, Hetas certified OPTIONS Available with a large single door at no extra cost Wraparound or clip-in boilers Double-sided stoves available Dark green or metallic blue finish Plain doors Flue damper Brass knob Longer legs Double doored model.