Humidity can be a subtle, difficult, and persistent challenge for a lot of float centers. Aside from just the massive amount of humidity that a float tank can create, showers also generate a lot of humidity. This can be a challenge for your construction, your soundproofing, and your floater's comfort. 

Fortunately, everyone has to deal with this issue, so there's a lot of tips out there. Unfortunately, there isn't an exact science on the best humidity for float rooms as of yet. Graham and Ashkahn unmuddle this quandary a bit before muddling it back up again.