Why is my sink still clogged after snaking?

Author: Vern D'Amore  |  Last update: Saturday, October 7, 2023

If your snake isn't unclogging your drains, it could be because the thumbscrew is loose, the clog is too severe, or the auger is dirty. Or maybe you just need a refresher on how to use a drain snake. A drain auger (snake) is a simple, inexpensive necessity for every homeowner.

Why does my drain keep clogging after snaking?

If your snaking session yields plenty of hair and soap scum, but still leaves you with a slow drain, there's a good chance that the P-trap is still obstructed. To clear it, plug the overflow hole with a rag and fill the tub drain with hot water, which will help to soften and loosen soap scum.

How do you unclog a drain when a snake won't work?

For stubborn clogs, a plunger might not do the trick. Instead, a tool called a closet auger fits down inside the toilet bowl and allows the user to feed a cable through the toilet without scratching the coating. These augers can bust up clogs or hook the clog and pull it back through the bowl.

Can snaking a drain make a clog worse?

While snaking is generally considered safe for your pipes, it can damage your pipes if they are in bad shape. Homes that have older pipes are more susceptible to this happening as hairline cracks and corrosion occur over time. Surprisingly, snaking your main line can potentially make the clog worse.

Why is my sink not draining when there is no clog?

Slow drains may not always be due to clogs.

Plumbing vents, soap buildup, and garbage disposal malfunctions are among the most common culprits. Understanding these different causes can help you better determine the best course of action to address the issue with your kitchen sink.

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

How do you unblock a stubborn sink drain?

Just pour a small amount of baking soda down the drain, followed by a cup of white vinegar. As the baking soda and vinegar start to work, you will hear a fizzing noise. Leave for a few minutes, and use hot water to wash the mixture down the drain. Another method is to use soda crystals to unblock the sink.

How do you unblock a sink past the U bend?

Blast it out. Sometimes a hard burst of water can push out whatever is blocking your sink. Take a plastic milk bottle or 2-litre drink bottle, fill it with hot water, tip it upside down with the bottle hole against the plughole, and squeeze as hard as you can. The fast, directed flow of water may well fix the problem.

Is it better to snake a drain or use Drano?

Using a snake is also more invasive and time-consuming than using a chemical cleaner is, and can often become a dirty job. When it comes to getting at and removing major clogs or clogs that are deep down in your pipes, however, a plumber's snake is your best bet.

How many times should you snake a drain?

You should clean your sewer line at least every two years. Getting a sewer line inspection for older homes or those with more trees is a good idea. Basic sewer line clogs and debris can be tackled with a $5 drain snake. More stubborn clogs may require professional cleaning, which costs an average of $325.

Should I buy a drain snake or call a plumber?

Do you need a plumber to snake a drain? For more minor clogs, you can snake your own drain. However, for heavy-duty clogs or to reach a clog far into your home's plumbing system, you'll need a power auger. A trained plumber best uses this type of tool as untrained individuals can cause pipe damage.

What is an alternative to snaking a drain?

The following nine alternatives are better options for solving a clogged drain.
  • Soap and Hot Water. Photo: istockphoto.com. ...
  • Drain Snake. Photo: istockphoto.com. ...
  • Baking Soda and White Vinegar. Photo: istockphoto.com. ...
  • Salt, Borax and White Vinegar. ...
  • Baking Soda and Salt. ...
  • Baking Soda and Lemon Juice. ...
  • Green Gobbler. ...
  • Bio-Clean.

How do you get a snake past the P-trap?

Crank the Handle of the Drain Snake

When pushing the cable through the P-trap, the U-shaped pipe section under the sink, you may encounter some friction and resistance. If this happens, push on the cable while cranking the drain snake slowly. A couple of turns will help the cable maneuver through the bends in the pipe.

How do I know if my drain snake is working?

If the clog is a solid object, the auger head entangles the object. If you don't feel the auger breaking through and twisting getting easier, pull the auger out of the drain — you'll likely pull the clog out with it. Run water full force for a few minutes to be sure that the drain is unclogged.

What are the dangers of snaking a drain?

This can lead to cracks or rusting in the pipes opening the door to a major problem in the future. A drain snake has a coiled wire, which harnesses a lot of energy when being used. If used improperly, the tool can recoil at you at high speeds, creating the potential for serious injury.

Why is there black sludge when I snaking my drain?

Over time, the plumbing pipes get dirty and accumulate debris, slowly blocking the water flow. This buildup of slime in the drain is a notorious breeding ground for bacteria. As it grows, the biological matter creates black sludge in the drain.

Can you do damage with drain snake?

If you use the wrong type of drain snake for the drain line, the snake could loop back on itself or scrape the sides of the plumbing pipe, causing damage that could lead to leaks and/or the need to replace the damaged piece of pipe.

Do drain snakes always work?

Professional plumbing augers are more powerful, but even so, snakes don't clean the drain. While a snake may dislodge the clog and resolve the immediate problem, accumulating sludge coating the wall of the pipe means clogging will likely recur.

Do you snake a drain with water running?

Insert the snake's head into either the drain (if you didn't remove the trap) or the access point on the wall. Avoid running hot water while you snake, and use cold water instead. If the pipe is severely clogged, it will only trap this hot water in the pipes and damage them.

How long does it take a plumber to fix clogged sink?

For an easy clog, your plumber may get the job done in mere minutes. For a more stubborn or deep-seated clog, the process may take multiple hours.

Why do plumbers not recommend Drano?

Drano is not only ineffective, but it's also extremely damaging to your plumbing system. The heat created by the chemical reaction is more than your drains are designed to take. Corroded, aging plumbing can easily breakdown. Pipes can split and the glue holding them together can disintegrate.

Do plumbers hate Drano?

Why Plumbers Dislike Drano & Other Liquid Plumbers. One of the main reasons plumbers dislike liquid drain cleaners is that they can actually cause more harm than good. These products contain harsh chemicals that can corrode your pipes and cause damage over time.

What do plumbers use to unclog pipes?

Professional Plumbing Tools 101: Drain Augers

Also known as drain snakes, there are several different versions of drain augers that most plumbers will carry with them at all times. In essence, it's a basic tool, but an auger is best for tough drain clogs that just won't budge and for cleaning out drains, too.

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

When you are using a baking soda and vinegar solution to clean out your drain, you are actually causing the rubber and plastic that are used for the drain's pipes to be eaten away by the mixture. Over time, this rubber and plastic will break down, causing the drain to become even more blocked.

What is the best thing to unblock a sink?

Start by pouring some boiling water down the drain. Then put 1 mug of soda crystals in the plughole followed by 1 mug of hot water and wait 5 minutes. Pour in another kettleful of boiling water to thoroughly flush and clean the drain. Washing powder can also be an effective sink unblocker.

How do I know if my P-trap is clogged?

A blocked p-trap will cause water backflow to occur. The first sign that your p-trap is clogged is when the water in your sink takes longer than average to flow down the sink.

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