If you step into your garage and you’re hit with a musty, damp smell, or even a wave of moist air, it can be unpleasant. Ideally, your garage should be a comfortable, safe place. You should be able to use that area for whatever you need, whether that’s storing photo albums or using it as a yoga studio. What’s behind the increase in humidity? It could stem from any number of things. In this guide, we’ll walk you through what you need to know to identify the source and then take action.