How do you unblock a severely blocked drain?

Author: Dr. Gregorio Tillman Jr.  |  Last update: Wednesday, January 7, 2026

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.

How to clear a deep clogged drain?

A plunger can be effective for dislodging clogs near the drain opening. For deeper clogs, a drain snake or auger can reach and break up blockages inside the pipe. Hydro jetting kits, which use high-pressure water to clear pipes, are also available for more persistent clogs.

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.

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.

Can you use hydrogen peroxide to unclog a drain?

Yes, hydrogen peroxide is safe to use for unclogging a drain. It will dissolve and loosen natural matter—like skin cells—stuck in the pipes. Hydrogen peroxide also reduces germs and disinfects the drain, helping it smell fresher and clean.

SECRET Plumber Trick: Unclog Drain in SECONDS 💥 (Extremely simple) 🤯

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 plumbers unblock drains?

Manual Cleaning

Cable and drum machine: This is the most used piece of equipment in drain cleaning. It consists of a long steel wire cable that comes with a cutting head on one end. The cable is inserted down into the drain, where it scrapes away stubborn clogs until the flow is restored.

Is baking soda and vinegar better than Drano?

It's definitely not strong enough to tackle serious food particles and microbial growth in a kitchen drain, though. While you can have better luck with a combination of baking soda and vinegar, it's best to use Dran-O, available at Target, or another chemical drain cleaner if your drain is clogged.

What is safe to pour down the drain to unclog it?

Add a half cup of vinegar and put something over the drain. Wait half an hour and then pour boiling water into the drain. Dish detergent: For a clogged toilet, pour a quarter cup of dish detergent into the bowl and then pour hot water over it. Use a plunger.

What is the best stuff to unblock drain?

Top 10 Ways To Unblock Your Household Drain
  • #1: Use baking soda and vinegar. ...
  • #2: Try baking soda and salt. ...
  • #3: Unblock your drain with boiling water. ...
  • #4: Unclog your drain with a snake. ...
  • #7: Try soda crystals or washing powder. ...
  • #9: Use a Zip-It.

How do you open a clogged drain naturally?

Baking Soda & Vinegar

Clear the area around your sink and put a 1/2 cup of baking soda down the drain. Follow that with a 1/2 cup of vinegar. Now plug your drain and let it sit for an hour. Then, unplug the drain and pour a pot of boiling water down it.

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 do professionals use to unblock drains?

Drain snakes also called drain rooters or augers, use a long cable with a spiral-shaped head.

What breaks up a clogged drain?

A straightforward yet effective approach to addressing a clogged drain pipe involves simply using hot water mixed with dish soap. This method, ideal for tackling minor blockages, leverages the degreasing power of dish soap combined with the force of hot water to dislodge and dissolve clog-causing residue.

What do plumbers do for clogged drains?

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.

What dissolves concrete in a drain?

Use Croc Crete to Remove Hardened Cement

This is the best method of removing hardened concrete from a drainage system. Croc Crete is a cement softener that attacks concrete at its core. It transforms cement back to its liquid form, allowing you to work it through the drain.

What liquid do plumbers use to unclog drains?

Hydrochloric Acid (Muriatic Acid)

Properties and Uses: Hydrochloric acid, also known as muriatic acid, is a highly corrosive acid used extensively by plumbers to clear severe clogs. It reacts rapidly with organic materials in drains, breaking them down into simpler compounds that can be easily flushed away.

How to unblock a drain quickly?

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 is the best household item to unclog a drain?

Baking soda and vinegar is a tried-and-tested mixture for unclogging drains. Since you probably have these ingredients lying around, this is also one of the most cost-effective drain cleaners you can make at home. Pour one cup of baking soda down the affected drain, immediately followed by one cup of white vinegar.

How to clear PVC pipe blockage?

Apply any household spray cleaner on the PVC pipe and allow it to soak. Next, use a soft-bristled brush to gently scrub away dirt particles from hard-to-reach areas inside the PVC pipe. Wipe down the PVC pipe with a lint-free cloth. Repeat the process as necessary.

What pulls hair out of drain?

For best results, start by squirting a little dish soap into your drain, followed by a cup of vinegar and a cup of baking soda. Wait five minutes or so, for the chemical reaction of the vinegar and baking soda to take effect, then chase that with a cup or more of boiling water.

Do baking soda and vinegar really dissolve hair?

Another option for dissolving hair in a drain is to use a mixture of baking soda and vinegar. This mixture will create a chemical reaction that will break down the hair.

Can I leave Mr. Muscle drain Gel overnight?

Using innovative drain unblocking technology, Mr Muscle's new biodegradable formula delivers the power to unclog bathroom drains in just 5 hours. Use it at night, let it work its magic and wake up to freely flowing drains.

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