There are safety features on a water heater, that prevent this from happening if you have any questions or concerns about your water heater, need it replaced or just need to have it serviced, give me a call. Someone you can count on! learn more about orrville plumbing & heating! Shape the end of a coat hanger into a u shape push this down into the drain and pull out it will bring hair with it and help you to get that drain cleaned. See our new commercial plumbing page under.