Exterior, Wood Siding Material, and Cabin Building Type Cedar strips on the exterior (and where used on the interior) were treated with "iron sulfate and kept outside for months before assembly to achieve an even patina," said Stinessen.  Jorge Valenzuela’s Saves from A Norwegian Family Retreat Balances Private and Communal Spaces

Jorge Valenzuela’s Saves

Cedar strips on the exterior (and where used on the interior) were treated with "iron sulfate and kept outside for months before assembly to achieve an even patina," said Stinessen.