How to fix a toilet that keeps clogging up?

Author: Rafaela Spencer  |  Last update: Tuesday, July 7, 2026

Toilet paper overuse and flushing foreign items are common sources of toilet trap clogs. To eliminate a clogged toilet trap, use a flanged plunger in the toilet bowl to push clogged material and excess waste through the trap. For tough clogs, it may require the use of a toilet auger to break up the clog.

How do you unclog a toilet that keeps backing up?

Try Dish Soap

Ideally, the dish soap will travel down the drain and lubricate the clog. After the dish soap has been left to sit for at least 15 minutes, pour very hot water (just below boiling) into the toilet bowl to break up and rinse out the clog.

What can I put in my toilet to keep it from clogging?

Even if you do have an older toilet, a brick still isn't the best of ideas. The brick can break down over time, and particles can end up in your plumbing, causing clogs. Instead, fill a plastic water bottle with sand and put that in the toilet tank.

How do I stop my toilet from blocking?

6 tips to help you prevent and deal with a blocked toilet
  1. Careful what you put down there. Most blockages occur because something has been put down the toilet that should not have gone down there. ...
  2. Regular cleaning. ...
  3. Keeping your toilet limescale free. ...
  4. Always flush properly. ...
  5. Early intervention. ...
  6. When to seek professional help.

Do I need a new toilet if it keeps clogging?

The reason you should replace the toilet at that age is toilets have Rim holes that allow water to clean the bowl. And you have a siphons jet hole. If these start to get calcified internally and start to clog you will have a weak flush. A weak flushing toilet is commonly the reason for a stoppage.

5 Reasons Your Toilet Keeps Clogging

How do you fix a constant toilet clogging?

Toilet paper overuse and flushing foreign items are common sources of toilet trap clogs. To eliminate a clogged toilet trap, use a flanged plunger in the toilet bowl to push clogged material and excess waste through the trap. For tough clogs, it may require the use of a toilet auger to break up the clog.

How to increase toilet flush pressure?

6 Ways to Get a Stronger Toilet Flush in 2023
  1. Clean The Rim Jets. The rim jets are holes in the toilet's base where water comes from when you flush. ...
  2. Fix Any Clogs. ...
  3. Adjust The Water Refill Tube. ...
  4. Reposition or Replace The Flapper. ...
  5. Open The Water Valve. ...
  6. Adjust The Float.

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 to fix a clogged toilet by yourself?

Put soda and vinegar into the toilet: Take one cup of white vinegar, which you may have in your pantry, and an equal amount of baking soda – then pour it into the bowl. Put the baking soda in first for a better reaction. You can use smaller amounts for minor blockages.

Why does my toilet flush but poop stays after flushing?

It may be because your toilet drain is clogged, a faulty water tank, low water pressure, or even the design of your toilet. The good news is that it is easy to fix this problem. You can either get in touch with a professional plumber or try it yourself.

What do plumbers recommend for a clogged toilet?

Start by using a plunger, which creates a vacuum to force clogs out of drains. Heavy-duty plungers with either ball-shaped heads or rubber flanges on the bottom are much more effective than conventional suction cup-shaped plungers. Make sure the toilet bowl contains enough water to submerge the head of the plunger.

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.

What is the best liquid to unblock a toilet?

A very good method of unclogging a toilet without the need for a plunger is to use dishwashing liquid, especially if the obstruction is only partially blocked or results from grease or organic waste.

What happens if a toilet stays clogged?

The real danger lies in the possibility of bacteria growth. A clogged toilet is a perfect breeding ground for harmful bacteria, and if the water overflows, it can spread across your bathroom floor, creating a health hazard. Plus, if the clog is severe, it could lead to more expensive plumbing repairs down the line.

How do you fix a clogged toilet that won't go down?

Hot Water and Dish Soap

Wait for 10-15 minutes while the dish soap and hot water soften the clog. Once you do so, the toilet will unclog and flush freely. Alternatively, you could use hot water and shampoo from the sink if you wish to clear your toilet without leaving your bathroom.

Why does the back of the toilet keep emptying?

The most common cause of this issue is a faulty flapper valve. The rubber seal at the bottom of the tank controls the water flow into the bowl. If it's not sealing properly, water will leak through and cause your toilet to constantly fill and drain.

Why does my toilet keep blocking?

It could be a non-flushable item, too much toilet paper, or simply excess waste. If your toilet constantly clogs, there's a reasonable chance that the S-trap has a lot of matter stuck inside. Unclogging the S-trap may be the answer to why your toilet clogs easily. Plunging should move most clogs along.

How do you unblock a badly blocked toilet?

Here's how to restore your toilet to working order in just five easy steps:
  1. Ensure you have the right plunger. ...
  2. Confirm that there is standing water in the toilet bowl. ...
  3. Cover the hole with the plunger at a slight angle. ...
  4. Pump the plunger several times. ...
  5. Flush.

What dissolves toilet paper quickly?

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.

Why won't my toilet unclog with a plunger?

You need water, not air, pressure to loosen the clog. If your toilet lacks water, pour in enough water till the plunger is covered. Use a gentle plunge initially since a hard one will force air back around the seal, blowing water all over you and your bathroom floor.

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.

What can I put down a toilet to unblock it?

Baking soda and vinegar

As soon as the mixture starts to fizz in the cup, pour it down the toilet and let it work on the blockage for about five minutes. If a subsequent flush doesn't clear the toilet, try repeating again with more baking soda.

How do you fix a toilet that doesn t have enough pressure to flush?

Drop 2–3 pieces of toilet paper in the bowl and flush your toilet. If the bowl clears, lower the setting on the flapper by one and flush again. Repeat these steps until the bowl does not clear, then set the flapper one setting higher from your unsuccessful flush.

How to clean flush holes in a toilet?

Use a solution of one part bleach to ten parts water. Let it sit about five minutes in the overflow tube, then flush the toilet. Then put on some gloves and use a piece of wire to clean out each jet. When all the jets are clean, scrub around them with a bleach-compatible cleaner.

Where is the toilet shut off valve?

Shut-off Valve Location. If your toilet is produced or manufactured in America, you can usually find your shut-off valve on the back left side of the toilet.

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