Odors can be a nuisance, but they can also be a sign of a more serious problem. Identifying and locating odors is the first step in getting rid of them. ### Who to Call for Smell Under House? If you have a smell under your house, it could be coming from a variety of sources, including: - Mold - Mildew - Sewage - Gas leaks - Dead animals It is important to identify the source of the smell so that it can be properly addressed. If the smell is coming from mold or mildew, you may need to hire a professional mold remediation company. If the smell is coming from sewage, you may need to call a plumber. If the smell is coming from a gas leak, you should call your gas company immediately. And if the smell is coming from a dead animal, you may need to call a pest control company. ### Identifying and Locating Odors There are a few ways to identify and locate odors. One way is to simply follow your nose. If you can smell the odor, you can try to follow it to its source. Another way to identify and locate odors is to use a smoke pencil. A smoke pencil is a small device that produces a thin stream of smoke. You can use the smoke pencil to trace the path of the odor. The smoke will follow the path of the odor and lead you to its source. Once you have identified the source of the odor, you can take steps to remove it. If the odor is coming from mold or mildew, you may need to clean the area with a mold-killing solution. If the odor is coming from sewage, you may need to call a plumber to fix the leak. If the odor is coming from a gas leak, you should call your gas company immediately. And if the odor is coming from a dead animal, you may need to call a pest control company.