Never use synthetic wood in a sauna.
Cedar wood sauna toxic.
If what was being outgassed from wood into the air was harmless say like the smell of vanilla from a baking cake this wouldn t be a problem.
All wildwood grilling cedar planks are made from western red cedar.
Native to the pacific northwest and the original cedar wood used in traditional native american cooking.
No ventilation or air circulation can prevent this.
However some may be sensitive to the cedar odors.
Western red cedar is delicious and non toxic.
If you see other brands saying cedar is toxic or creates an allergic or asthmatic reaction the studies they are referring to are based on cedar wood dust not finished planks red cedar is also durable so it will last.
This is the safest and most recommended for cedar plank cooking.
Composite woods are made of a mixture of wood fibers plastics glues and other binding agents.