Pellet stove surround steel series la nordica stufe a pallet power type ambient air dependent heating power 9 kw efficiency 93 modulation range 3 1 9 0 kw maximum room size 258 m flue connection rear flue connection diameter 50 mm energy source wood pellets electric ignition capacity in kg 19 kg necessary pressure 0 10 mbar operating options remote control boiler control combustion chamber cast iron features timer thermostat fan integrated