Any system on the boat with water in it needs to winterize if stored in the cold. You may need to winterize:
Outboard engines
Inboard engines
Generators
Ice makers
Refrigerators
Clothes washers
Dishwashers
Air conditioners
Fresh water systems
Grey water systems
Black water systems
Hot water tanks
Washdown pumps
![CYW_Calumet_logo[100942359] calumet logo](https://www.chicagoyachtworks.com/wp-content/uploads/2025/07/CYW_Calumet_logo100942359.png)


