How do I fix my toilet not flushing?

Author: Francisco Turcotte  |  Last update: Tuesday, November 18, 2025

If the toilet doesn't flush, check the flush handle and adjust as needed if it's too loose or too tight. Flush handles are usually reverse threaded, which means you'll turn the nut clockwise to loosen and counterclockwise to tighten. Then check the flush lever lift arm and adjust or replace as needed.

How do I fix a toilet that won't flush properly?

To remedy this problem, use a plunger or toilet augur. If using a plunger, make sure it's a flange-style so that it seals well with the bowl. Use the plunger a few times to loosen any materials potentially clogging the sewer lines, then flush the toilet to see if it's working better.

Why is the toilet not flushing but not clogged?

If your toilet isn't flushing properly but isn't clogged, there could be several possible reasons: Flapper Valve Issues: The flapper valve at the bottom of the tank may not be sealing properly. If it's worn out or misaligned, it won't allow enough water to flow into the bowl during the flush.

What is the strongest thing to unclog a toilet?

One of the strongest substances for unclogging a toilet is a commercial drain cleaner specifically designed for toilet clogs. These cleaners typically contain powerful chemicals that dissolve organic matter and stubborn blockages.

How do I make my toilet flush more powerful?

Clean Them: Use a wire hanger or a small brush to clear out any blockages, which can improve flushing performance. Use a Toilet Tank Bag: These bags can be filled with water and placed in the tank to increase the water level temporarily, leading to a stronger flush.

Toilet Not Clogged But Not Flushing Properly

Why does my toilet suddenly have a weak flush?

Toilets suffer from a lack of flushing power because your rim jets, waste pipe, or siphon jet could be clogged. The water levels in your tank or bowl could also be too low. If your toilet has a weak flush, you may need to adjust the system and clear the blockage to fix the water level.

How do you unclog a toilet when the plunger doesn't work?

If plunging the toilet doesn't work, here are seven ways to fix a clogged toilet.
  1. Drain snake. If the plunger isn't working, your next best option is to use a drain snake. ...
  2. Boiling Water. ...
  3. Chemical Drain Cleaners. ...
  4. Baking Soda Mixture. ...
  5. Vinegar Mixture. ...
  6. Squirt Gun Drainer. ...
  7. Call a Plumber.

Is there anything you can put down a toilet to unclog it?

Want to learn how to unclog a toilet without a plunger or snake? Try soap! Just drop a few tablespoons of dish soap into your toilet bowl, followed by hot water. Let everything sit for 15 minutes, then flush.

What dissolves toilet paper fast?

Add 1/2 cup baking soda directly into the toilet bowl water surrounding the blocked toilet. Slowly pour 1/2 cup of distilled white vinegar down the inside of the bowl to avoid splashes. Stand back as a fizzy foam reaction occurs, potentially breaking apart paper. Let it sit for 15 minutes, then flush it repeatedly.

How to force a toilet to flush?

3 Ways to Manually Flush a Toilet
  1. Throw a Bucket of Water into the Toilet Bowl. One of the simplest ways to manually flush your toilet is pouring a bucket of water into the toilet bowl. ...
  2. Pour Water Into the Toilet Tank. ...
  3. Pull the Rubber Flapper in the Toilet Tank.

Will a toilet unclog itself overnight?

No, most toilet clogs do not clear on their own. Some water-soluble materials slowly dissolve over time. However, the other materials can fill those gaps. It is very rare for a clog to clear itself.

What will cause a toilet not to flush?

If your toilet won't flush and it's not clogged, it could be that the tank has too little water. After every flush, you should hear the sound of water filling your toilet tank back up. If you don't hear this running sound and the water in the tank is low, it could mean your valve was turned off.

How to unclog rim jets?

Heat 1 to 1 ½ cups of white vinegar to about the same temperature you'd take your coffee – not scalding, but warm enough. Add it to the overflow tube and give it about 30 minutes to work. Flush, then go to work on the jet holes, chipping away the scale with something small but solid.

Does pouring hot water in a toilet help unclog it?

The most common way to unclog a toilet without a plunger is by using hot but not boiling water. Heat up enough water to fill the bowl about halfway, then pour it into the toilet slowly and steadily. Let it sit in there for a while, and then repeat the process until you feel the water has started to drain.

How long does dish soap take to unclog a toilet?

Pouring dish soap down a toilet will unclog many obstructions. Pour 1/2- to 1-cup of dish soap directly in the toilet water and wait about 30 minutes before flushing. Follow the dish soap with a gallon of hot water if dish soap alone does not work.

What is the best liquid to unblock a toilet?

Drano for toilets is a popular choice for many homeowners when dealing with stubborn clogs. This powerful product has been a trusted solution for many years, effectively breaking down and dislodging blockages that can cause significant inconvenience and potential damage in the bathroom.

How much does it cost to unclog a toilet?

Costs Associated With Unclogging A Toilet

Toilet unclogging projects can range anywhere from $85-$600, depending upon the overall extent of the clog. Basic cleanouts will only cost around $80-$150, but serious clogs may require more sophisticated drain cleaning technology that increases the average costs to $150-$300.

Why won't my toilet flush?

There are a few different reasons why your toilet might be resisting your attempts to flush. It could be a blockage, it could be a problem with the flushing mechanics, it could be a water supply problem or it could simply be a broken handle.

Will a toilet eventually unclog?

Yes, a toilet can unclog itself over time, but it depends on what is causing the blockage. If the clog is made up of water-soluble materials, like toilet paper or fecal matter, then eventually they will begin dissolving if you give them enough time.

What not to do when unclogging a toilet?

3 Ways NOT to Unclog Your Toilet (Unless You Want to Damage It)
  1. Using chemical drain cleaners (like Drano) Most chemical drain cleaners clear your drain by breaking down the clog with a chemical reaction. ...
  2. Plunging down too hard. ...
  3. Using the wrong plumber's snake.

When I flush my toilet, it fills up with water then slowly drains.?

Check your water levels

Low water levels in your tank are common causes of toilets filling up with water when flushed. They can also cause slow-draining toilets. You can manually top up your tank with water to help the flush. Then, check the flush tube for cracks and bends that lead to leaks.

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