Published:
August 23, 2013
Last updated:
September 14, 2026
Preventing And Clearing Clogs In Your Home

Key Takeaways

  • Keep food scraps, coffee grounds, grease, and sticky waste out of kitchen drains, even with a garbage disposal.
  • Use drain screens and throw loose hair in the trash to help prevent bathroom sink and shower clogs.
  • Flush only toilet paper and human waste to reduce the risk of toilet backups.
  • Try one safe DIY fix for a simple clog, but call a plumber for recurring, foul-smelling, multi-fixture, or persistent backups.
In This Article

Clogged drains are a common homeowner problem, but many can be prevented with a few simple habits. Below, you’ll learn how to help prevent common kitchen, bathroom, and toilet clogs, what basic unclogging methods may help, and when to stop DIY and call a plumber.

Clogs not only frustrate a homeowner but they can be hard on your plumbing. The added pressure they create puts stress on your pipes and can shorten their lifespan.

Prevent Clogs by Fixture

Kitchen sink

Keep food scraps, coffee grounds, grease, and sticky leftovers out of the drain. Even if you have a garbage disposal, mushy or fatty waste can build up and slow drainage over time.

Bathroom sink and shower

Hair, soap residue, and grooming debris are common causes of bathroom clogs. Use a drain screen where possible and throw loose hair in the trash instead of rinsing it away.

Toilet

Flush only toilet paper and human waste. Items that do not break down quickly enough can cause backups, even if they seem small or flushable at first.

No Food Down The Drain

Even if you have a disposal, it’s not good for your pipes to have sticky, mushy food shoved through them. Peel vegetables and scrape plates into the trashcan.

Also, avoid pouring grease down the drain. Animal fat can congeal into a solid and form a blockage. Instead, store it in a sealable container in the freezer. Once it’s full, trash it!

Only TP In The Toilets

All feminine hygiene products should be thrown away, because most don’t dissolve quickly enough and can cause a backup. And be sure to secure toilet lids from curious children, because you have to admit that it is pretty fun to watch almost anything go “bye-bye.”

Hair Today, Problem Tomorrow

Don’t wash loose hair down the drain. Collect it and throw it away after your shower. If you shed a lot, it might be beneficial to install drain screens to catch loose hair and make it easy to dispose. Be sure to clean these out every few weeks.

Chemicals Should Be Used With Caution

Be careful with chemical drain cleaners. Consumer guidance generally notes they are not likely to be a problem for properly installed plastic or metal pipes when used exactly as directed, but that does not mean they are the best first option for every clog. They may not fully clear the blockage, which can allow the problem to return.

If you have an older home with cast iron or galvanized drain pipes, use extra caution and avoid reaching for chemical cleaners casually. In many routine household clogs, a manual approach such as removing visible debris or using an auger is a more practical first step because it addresses the blockage more directly.

Should You Try DIY or Call a Plumber?

A simple, isolated slow drain may be reasonable to address yourself with one safe DIY attempt. But if the clog affects multiple fixtures, causes backups, returns quickly, smells foul, or does not improve after one safe attempt, it may point to a deeper line issue and a plumber is the safer choice.

Common Questions About Clogged Drains

What should you avoid putting down a kitchen sink, even with a garbage disposal?

Avoid food scraps that are sticky, mushy, or greasy. Grease and animal fat are especially likely to build up and contribute to blockages.

Is it safe to use chemical drain cleaners?

Use them cautiously and follow the product directions exactly. They may be less suitable for older homes with cast iron or galvanized pipes, and they are not always the best first step for a recurring clog.

How can you prevent hair from clogging a shower drain?

Use a drain screen, collect loose hair after showering, and clean the screen out regularly so buildup does not accumulate.

Why does a drain keep clogging after you clear it once?

A recurring clog can mean the blockage was only partly removed or that there is a deeper problem in the line. If it comes back quickly, it is a good time to have a plumber inspect it.

When should you call a plumber instead of trying again yourself?

Call when more than one fixture is affected, when backups keep returning, when odors suggest a larger drainage problem, or when one safe DIY attempt does not improve the situation.

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Why Choose Sammamish Mortgage?

A few simple habits can go a long way: keep food and grease out of kitchen drains, flush only toilet paper, and stop hair before it enters bathroom pipes. If a clog does happen, use caution with chemicals and do not keep repeating DIY attempts if the problem comes back quickly. Persistent or widespread backups are often a sign that the issue is deeper than a routine household clog.

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FAQs

How can I prevent my drains from clogging?

Use simple habits that match each fixture: keep food scraps, grease, coffee grounds, and sticky leftovers out of kitchen drains; use drain screens and throw loose hair in the trash in bathrooms; and flush only toilet paper and human waste.

What should you not put down a kitchen sink, even if you have a garbage disposal?

Avoid sticky, mushy, or greasy food waste, along with coffee grounds and food scraps that can build up over time. Grease and animal fat are especially likely to harden and contribute to blockages.

How can you prevent hair from clogging a shower drain?

Use a drain screen to catch hair, collect any loose hair after showering, and throw it away instead of rinsing it down the drain. Clean the screen regularly so buildup does not accumulate.

What causes bathroom sink and shower drains to clog most often?

Hair, soap residue, and grooming debris are common causes. These materials can collect in the drain and gradually slow water flow until a clog forms.

What should you flush down a toilet to help avoid clogs?

Flush only toilet paper and human waste. Items that do not break down quickly enough can cause backups, even if they seem small or appear flushable.

Is it safe to use chemical drain cleaners on household pipes?

Use them cautiously and follow the product directions exactly. They are generally not considered a problem for properly installed plastic or metal pipes when used as directed, but they are not always the best first step and may be less suitable for older homes with cast iron or galvanized drain lines.

What is a good first DIY step for a simple household drain clog?

For a simple, isolated slow drain, one safe manual attempt may help. Removing visible debris or using an auger is often a more practical first step because it addresses the blockage more directly.

How do you clear a clogged drain with standing water?

A cautious manual approach is the better starting point for a simple clog, such as removing visible debris if you can reach it or using an auger. If one safe attempt does not improve the drain, stop and have a plumber check for a deeper problem.

Why does a drain keep clogging after you clear it once?

A recurring clog can mean the blockage was only partly removed or that there is a deeper issue in the line. If the problem returns quickly, it is a good time to have a plumber inspect it.

When should you call a plumber instead of trying to clear a clog yourself?

Call a plumber when multiple fixtures are affected, backups keep returning, foul odors suggest a larger drainage issue, or one safe DIY attempt does not improve the situation. Those signs can point to a deeper line problem rather than a routine household clog.