How do you unblock a choked drain?

Author: Hailie Kautzer I  |  Last update: Friday, June 19, 2026

Mix half a cup of baking soda with half a cup of table salt and pour it into your blocked drain. Leave it to work for twenty minutes or so and then pour boiling water into the plughole.

How to clear a choked drain?

To clear a blocked drain, use a plunger, a drain snake, or a mixture of baking soda and vinegar followed by hot water. If the blockage persists, consider using a commercial drain cleaner or consult a professional plumber.

Why should you never use baking soda and vinegar to unclog a drain?

Baking soda is abrasive, which, when used in large quantities, will cause the drain more damage. Additionally, the acidic nature of vinegar can eat away rubber and metal, damaging the plumbing. As these products break down the pipe and connectors in the plumbing in your home, it will cause more clogs over time.

How do you unclog a drain deeply in a pipe?

How to Unblock a Clogged Drain Deep in Pipe
  1. Fill so the plunger's cup is covered with water.
  2. Seal the plunger over the drain tightly.
  3. Pump the plunger for about 20 seconds.
  4. Check if water flows. Repeat if it's still clogged.

What do plumbers use to unclog pipes?

Plumbers choose hydro jetting equipment for the most stubborn, deep-set clogs. This drain clearing tool uses high-pressure water to flush your pipes and remove years of buildup. The water jet is so strong that it can even break up any tree roots that have found their way into your sewer line.

DIY Fix For a Blocked Drain or Gully Outside

How to get a drain snake past an elbow?

Bend the end of the snake about 3 or 4 inches from the end before you insert it so it will more easily go around the corner when it encounters it. You can also try pulling back on the cable just a bit when you get to a corner.

What do you do if your drain won't unclog?

Pour one cup of fresh baking soda down the drain, followed by one cup of white vinegar. Place a rubber stopper or other sink hole cover over the drain opening. Wait 15 minutes to allow the vinegar and baking soda to unclog your drain, Then take out the drain cover and run hot tap water down the drain to clear the clog.

Does vinegar damage PVC pipes?

While harmless for most metal and PVC pipes, prolonged exposure to the acidic nature of vinegar might corrode certain metals, like copper. PVC pipes, on the other hand, can withstand these substances without damage.

What will dissolve hair in a drain?

Heat 2 or 4 liters of water on your stove or in a kettle to just short of boiling. Add about 1/2 cup of salt. Try pouring this down the drain, then wait 15 minutes before seeing if it will clear more easily. If you need a stronger cleaning, pour 1/2 cup of baking soda down the drain, then add 1/2 cup of vinegar.

How do professionals unblock drains?

Drain jetting is like giving your pipes an intense hydro-cleaning session. It uses the power of high-pressure water to obliterate any drain blockages, leaving your pipes as good as new. It's like the pressure washer you use on your patio but for your drains.

How do you unclog an underground drain?

Use a drain snake

The process of unblocking drains with rods is variously called snaking, cable rodding, augering or rooting. It involves pushing a specialist, heavy-duty metal cable through the pipe to break up the blockage, thus allowing water to flow through.

What happens if you put too much baking soda down the drain?

If you put too much baking soda down a drain onto a clog, it can sit on the clog and become a solid mass as it is subjected to more and more water. This will make the block worse and even harder to remove.

How do you unblock a badly blocked drain?

Mix 1/3rd of a cup of bicarbonate of soda with 1/3rd of a cup of vinegar in a measuring cup. It will fizz immediately, and you should waste no time pouring it down the clogged drain. The fizzing action will help to remove the gunk, hair, and grime that has built up in the blocked drain pipe.

What causes choked drains?

One of the most common causes of blocked drains in the kitchen is grease, fat, and oil. Grease, fat, and oil can easily become stuck in pipes and clog up drains. This is especially true when large amounts are poured down the drain or flushed down the toilet.

Is bleach or vinegar better for drains?

Drain Line Material

Chlorine bleach can quickly eat away at not only the line but the glue and cement joining the line to the fittings and the condensation pan. If your drain line is PVC, stick to white distilled vinegar for clearing clogs and debris, particularly during winter.

Will vinegar unfreeze pipes?

Vinegar. Pour one cup of vinegar down the pipe immediately after putting baking soda. Vinegar reacts with soda, causing it to sizzle and bubble. This solution will agitate frost build up and slowly start to clear your frozen shower drain.

Is hydrogen peroxide safe for PVC pipes?

Yes, hydrogen peroxide is safe to use in drains. It's gentler than many commercial drain cleaners and does not cause pipe corrosion, making it a reliable choice for routine drain maintenance.

How do you unclog a severely clogged drain?

Pour one-half cup table salt down the drain, followed by boiling water. Or try a cup of baking soda and a cup of vinegar—let it bubble, wait 15 minutes, then pour boiling water down the drain. You can also try a cup of baking soda and a half-cup of salt; let it sit for several hours, then flush with boiling water.

What is the best liquid to unclog drains?

The best liquid drain cleaner to clear a kitchen sink clog is Hercules Glug® Kitchen Liquid Drain Opener because it is specially formulated to dissolve clogs that contain grease and food particles.

Will a blocked drain clear itself?

In some cases, a blocked drain can clear itself. This depends on the cause and severity of the blockage. For example, minor clogs caused by soap scum or small debris might eventually break down and wash away. Most blockages stem from more persistent issues, such as hair, food waste, or tree roots.

What do you do if your snake won't unclog a drain?

You may not be rotating the drain snake enough or you may not be using the right kind of drain snake. Rotate the drain snake more: A drain snake moves down the pipes both by forward motion and by rotation. Rotate the snake more, while continuing to push the snake forward.

How many times should you snake a drain?

Snaking your shower drain can be done at least once a month to remove residue and hair, and professional cleaning of the whole draining system should be done once a year.

Previous article
What are cable stripping tools?
Next article
How do you fix a light fixture that won't turn on?