The fan isn't raising your humidity, it's causing your humidity meter to read the correct humidity instead of giving misleading readings.
Without air circulation there will be random high humidity spots all around a tent.
A meter put into one of those spots will read too high.
Blow some air onto the humidity meter, and it will read the real humidity.
Without air circulation there will be random high humidity spots all around a tent.
A meter put into one of those spots will read too high.
Blow some air onto the humidity meter, and it will read the real humidity.
