When the temperatures start to drop and the risk of your water trough freezing becomes a reality, there are a few things you can do to keep the water from turning into ice. One option is to use a stock tank heater. This is a device that is placed in the water and uses electricity to generate heat, preventing the water from freezing. Another option is to use a trough de-icer, which is a floating device that also uses electricity to generate heat and keep the water from freezing. Finally, you can also insulate your water trough to help keep the heat in and the cold out. This can be done by wrapping the trough in insulation or placing a cover over it. By taking these steps, you can help ensure that your water trough doesn't turn into a giant ice cube this winter.