 depending on where you're located, and it could actually put in as much humidity. So you really want to have this bath fan working well. And my favorite brand is Panasonic out there. I think they make the best fans. I swapped out a Panasonic and put in a Bro Newtone one, and the Panasonic did a better job and was quieter. So that's just my personal take. That is not any kind of advertisement, just my personal experience. I might actually, even though I still have that fan, I actually might put that fan back in