Harvia 50 Sl Wood Burning Sauna StoveHarvia 50 Sl Wood Burning Sauna Stove The Harvia 50 SL wood heated stove provides twice the wonderful opportunities to enjoy the heat. The stove is placed in the sauna and the firewood is inserted into the fire chamber from the other side of the wall. While one group is still sitting in the sauna, another group can cook sausages over the fire or watch the fire glowing behind the cast iron framed glass door. The Harvia 50 SL stove is the royalty of