Keep strokes rhythmic and controlled; ensure overflow is sealed.
A standard cup plunger works differently from a toilet flange plunger. clear blocked bath drain
If mechanical removal yields nothing, the clog is likely sitting deeper in the P-trap. Avoid harsh commercial acids that erode pipes and instead use a thermal-chemical reaction. The Baking Soda and Vinegar Volcanic Flush Keep strokes rhythmic and controlled; ensure overflow is