Remove the drain stopper or strainer. If you have a pop-up stopper in a bathroom sink, you may need to twist and pull it out to ensure the baking soda can reach the clog directly. Clear away any visible hair or debris from the top of the drain.
: Some experts from Balkan Plumbing and Bowers Plumbing warn that the mixture can actually worsen clogs by pushing debris further down or, in rare cases, damaging older pipes due to pressure buildup if the drain is sealed. Reddit +7 When It Actually Works Reviewers from The Spruce and Liquid-Plumr suggest it is best used for: 11 sites Can i use baking soda and vinegar to unclog a drain ... - Reddit Mar 15, 2023 —
If your drain is fully blocked, try . In that order, baking soda is a useful middle step before calling a plumber. unclog drain baking soda
Boil a kettle of water and slowly pour the entire contents down the drain.
Baking soda (sodium bicarbonate) is a mild alkali. When combined with an acid (like vinegar), it fizzes vigorously. That fizzing action creates carbon dioxide bubbles that can dislodge soft clogs (grease, soap scum, food debris) without harsh chemicals. Remove the drain stopper or strainer
Baking soda cannot dissolve hair; you’ll need a "zip-it" tool or a drain snake.
Let the mixture sit for at least . For stubborn clogs, you can let it sit for up to an hour. Do not run water during this time. : Some experts from Balkan Plumbing and Bowers
Repeat the process above. Sometimes the first application only clears a path through the middle of the clog, and a second round is needed to scour the sides of the pipe.