Toilets that fill high after flushing or water backing up into other fixtures (e.g., sink filling when the dishwasher runs). Common Causes
Do this once a month to avoid clogs altogether. blocked drain pipe
Best for: A plunger creates a vacuum that can dislodge a clog physically. Ensure there is enough water in the sink or tub to cover the plunger bell. Pump vigorously for 20 seconds and see if the water starts to drain. Toilets that fill high after flushing or water