Flood coverage is often excluded from homeowners insurance policies; it's also nature's most costly natural disaster. So, for homeowners such as yourself living in coastal or other high risk regions, it’s important to acquire an additional insurance policy to cover any damage caused by flooding. In Florida, Texas, the Gulf Coast and up the Eastern Seaboard, Annex will provide flood insurance to cover harm to the integrity of your home itself, and loss of belongings inside. Where it can rain, it can flood.