Hot water transfers thermal energy into the clog, weakening the structure of organic matter and toilet paper.
Do not use boiling water. Extreme heat can crack the porcelain bowl. Use hot tap water or water that is very warm but not boiling (about 120–140°F / 50–60°C). how to unclog a toilet with hot water
Squeeze a generous amount (about ¼ cup) of dish soap into the bowl. The soap lubricates the pipes and helps break down the clog. Hot water transfers thermal energy into the clog,
Go to the nearest bathtub or sink. Turn the tap to the absolute hottest setting. Let it run for a minute until the water is piping hot. Fill your bucket with this water. Use hot tap water or water that is
If the bowl is completely full, you must remove some water. Use a cup or a small container to bail water out into a bucket or a separate basin. You want the water level low enough that when you add your bucket of hot water, it won't spill over.