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 spokes of the roof wheel are 2 x 8 spruce tongue-and-groove silo staves, topped by standard roof planking, waterproofing material (I am laying Bituthene R4000 here), more insulating material, crushed stone, a loose layer of hay or straw and, finally, sod.
MOTHER EARTH NEWS STAFF