Will boiling water unclog a shower drain?

Author: Marshall Gorczany  |  Last update: Saturday, August 30, 2025

Sometimes you can clear a clog in metal pipes by simply emptying a kettle of boiling water down the drain, a little at a time. You can pour the water down the drain without removing the shower drain cover. Do not pour boiling water down PVC pipes, which can be damaged by the heat.

What is the best thing to unclog a shower drain?

Baking soda and vinegar are a time-honored home remedy for clearing clogs, and it also works as a good, safe cleaner for removing stubborn soap scum and other grime from your shower walls and bathtub floor. First, be sure the water has drained through, and the drain is clear.

What dissolves hair in a shower 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.

Will boiling water crack a ceramic sink?

Terrible idea. Boiling water should Never go down any drain. I drain into a pot that has some cold water always. You can loosen or break seal on pipes or cause warps and leaks. Ceramic and porcelain sinks can crack or shatter.

What is the quickest way to unblock a drain?

Top 10 Ways To Unblock Your Household Drain
  1. #1: Use baking soda and vinegar. ...
  2. #2: Try baking soda and salt. ...
  3. #3: Unblock your drain with boiling water. ...
  4. #4: Unclog your drain with a snake. ...
  5. #7: Try soda crystals or washing powder. ...
  6. #9: Use a Zip-It.

DON'T LIVE with SLOW DRAINS - Make Your Shower Drain like New In 2 Minutes

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

The fizzing reaction and gas created may help loosen some small blockages. However, it is not typically strong enough to break down larger clogs or remove hard-to-reach debris. As a result of the above facts, if you have a serious drain clog, using baking soda and vinegar is unlikely to be effective.

How do you unclog a drain asap?

6 Steps for Opening a Clogged Drain
  1. Clear out standing water. Remove standing water ASAP, since it breeds mold, bacteria, and insects in no time. ...
  2. Remove visible blockages and check garbage disposal. ...
  3. Try boiling water and salt, or vinegar and baking soda. ...
  4. Plunge it out. ...
  5. Clean the P-trap and snake it. ...
  6. Snake the drain.

Is it bad to pour boiling water down a shower drain?

But pouring things like Liquid-Plumr, Drano, or even boiling water down your drain might do more harm than good. This is especially true if your home has cast iron pipes, which are still common in many houses. Chemical cleaners can eat away at your pipes, and boiling water can melt important components.

Will boiling water clear a clogged drain?

Use Boiling Water

Sometimes the simplest solutions are the most effective. Boiling water helps break down grease and soap holding the clog together to clear the blockage. This method is easy and only requires one or two steps. Most important is to boil water on a stove using a kettle or saucepan.

Will boiling water hurt PVC pipes?

PVC drain pipes are more susceptible to damage from boiling water compared to other plastics like polyethylene and polypropylene, and of course metallic pipe materials.

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.

How to unblock a shower drain?

First, fill a cup with baking soda and pour it down your drain. Wait two to three minutes, then follow with a cup of white vinegar. The mixture will start to bubble. Put the plug in and leave the mixture to work for around an hour.

How to make a drain snake?

To make a drain snake, all you need is a wire coat hanger that you can unwind and straighten. Bend the end of the wire into a hook shape and insert it into the drain. Move it around until you feel resistance and then pull out any hair or debris that may be blocking the drain.

What is the best clog remover for showers?

Chemical cleaners like the Drano Max Gel Drain Clog Remover and Liquid-Plumr Hair Clog Eliminator have fast-acting results on shower drains and can clear clogs in standing water.

How to unclog a shower drain with standing water naturally?

Here's how you can give it a shot:
  1. First, get rid of any standing water in the drain.
  2. Dump half a cup of baking soda down the drain.
  3. Follow it up with another half a cup of white vinegar.
  4. Quick! ...
  5. Let it sit undisturbed for about 30 minutes.
  6. Once time's up, remove the cover and flush the drain with hot water.

What will unclog hair in shower drain?

Try Baking Soda & Vinegar

First, pour a cup of baking soda right into the drain. Wait a couple minutes, then pour a cup of vinegar down there. Let this mixture sit in the drain for a few hours as it works its magic. After a few hours, the mixture should dissolve the clogged hair.

How do you unclog a slow shower drain?

One effective method is to pour a mixture of baking soda and vinegar down the drain. Allow it to sit for about 30 minutes before flushing it with hot water. The chemical reaction between the baking soda and vinegar helps break down organic matter and clear minor clogs.

Will boiling water remove hair from the drain?

Can boiling water unclog a drain? If your drain is clogged with ice cubes — then yes, boiling water can unclog a drain. But if your drain is clogged with the things that normally clog drains — grease, oil, dirt, hair, etc. — then no, boiling water isn't likely to help.

What is the best homemade drain cleaner?

Baking Soda + Vinegar
  • Pour 1/2 cup baking soda, followed by 1/2 cup vinegar down drain.
  • Plug drain and let sit for one hour.
  • Then, pour a pot of boiling water down drain. Repeat if necessary.

Will boiling water open a clogged drain?

Unless there's a block of ice just sitting in your drain, the chances of boiling water unclogging your drain are slim to none. That's not to say, in some very rare instances, it could work, however there are repercussions with trying it.

How to clear PVC pipe blockage?

How to Clear PVC Pipe Blockages
  1. The most popular tool for fixing clogged drains is a plunger.
  2. Put the plunger over the drain and press down firmly. ...
  3. To enhance the plunger's effectiveness, add a small amount of water to the sink, toilet, or shower before plunging​​.

How long should I run water after Drano?

You can use Drano® Clog Removers to unclog a kitchen sink, bathroom sink, shower or clogged bathtub, but DO NOT use them in toilets. For clogged or slow-running drains, apply the product and let it work 15 minutes, then flush with hot water. For tough problems, allow 30 minutes before flushing.

What do plumbers use to unblock drains?

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.

Will Dawn dish soap unclog drains?

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.

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