Building a Cordwood Masonry Sauna

A MOTHER reader describes building a cordwood masonry sauna from scratch, includes information on installing sauna doors, windows and rafters, mortar mix, types of woods to use for the sauna and building diagrams.

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The Earthwood sauna has a 9' inside diameter, which translates to a 10', 4" outside diameter. (1) High platform, 42" off floor. (2) Low platform, 36" off floor. (3) Ceramic thimble (8" inside diameter) air vent. A cylindrical log end closes the vent. Vents are 5' and 6' off floor, respectively. (4) 4" diameter combustion air inlet, near floor. (5) Stove surrounded by bricks (or stoned}. (6) Floor drain. (7) Forming boards. (8) Shelf. (9) Water-resistant (bathroom) light. (10) Spike for thermometer or towel. (11 ) 2'-wide door. (12) 16"-square window. (13) Wash bucket. (14) Whisk. (15) Firewood store.
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