Cozy Heat OG Thru-Wall Sauna StoveCozy Heat has taken the time honored craft of building sauna stoves to a higher level. This wood fired sauna stove is hand made in Estonia, where sauna bathing is a national tradition. The OG TW's clever "Through the Wall" design lets you load firewood from outside your sauna. Wood burning sauna stoves produce a mild and long lasting heat and are designed for pouring water over hot stones to create your perfect amount of steam. The part of the wood