The Best Musty Smell In Bathroom Pictures. A musty smell coming from your bathroom is also a warning. Sounds like it could be mold or mildew.
The rooms are not next to each other.
Noxious odors or smells in buildings can be diagnosed and cured. I don't have small kids, so at times, i will put a small bowl of lemon ammonia under the kitchen sink, it had a slow leak that we didn't find for a while, and still has a lingering musty odor, noticeable when the weather is hot. These occur in the first floor above a crawlspace which frequently has standing could that mild insulation smell have been seeping through the sheetrock into the room? We've lived in our house for just over 1 year and from time to time we get musty/mildew type odors in a few areas of our house (living room, 1 bedroom and that bedroom's closet).