What does an attic smell like?
Also question is, what causes attic smell?
If you notice this type of odor coming from your attic, there's a good chance the problem is caused by mold growth. Mold and mildew growth is not a normal occurrence in the attic. if there's mold present, there's a good chance that water or moisture is entering through a crack or some other point of entry.
Also Know, what does attic mold smell like?
Mold has a very distinct, musty smell, whether it's located on wet wood or in leftover meals. Some comparisons include sweaty gym socks and a wet newspaper that's been left inside too long. If you smell anything off or unpleasant about your attic, it's very likely that you have mold of some kind growing there.
Musty smelling attics are often an indication of moisture and improper attic venting. To ensure your roof lasts and performs for a long time, it is essential the ventilation of the attic and roof are sufficient. This air flow is what helps control the air temperatures in the attic space, as well as moisture.