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Before starting any plumbing project be sure to turn off the main water supply. Water damage can be one of the most expensive things to repair. To minimize damage turn the main water supply off as well as any shut off valves near where you are working. This will save a great deal of hardship later on. Do not put cooking oils, fat, or grease, down your drain. These fats cause clogs by solidifying in pipes. To properly dispose of fats, put them in a bowl with a lid that you can dispose of. Once it gets hard, throw it in the