Wait 15–30 minutes . During this time, the chemical reaction (carbon dioxide bubbles) will break down the clog.
Immediately follow with 1/2 cup of white vinegar . Cover the drain opening with a plug or a damp cloth to force the fizzing action downward into the pipe. drain unblocker homemade
Pour 2 quarts (about 2 liters) of boiling water down the drain to flush away the dissolved material. Wait 15–30 minutes
Pour 1/2 cup of baking soda directly into the drain. drain unblocker homemade