How Often to Clean Your Dryer Vent and Signs It’s Time

Regular dryer vent cleaning can keep your family safe

father daughter doing laundry at home
Photo: Sinenkiy / iStock / Getty Images
father daughter doing laundry at home
Photo: Sinenkiy / iStock / Getty Images
Jacqueline DeMarco
Contributing Writer
Updated September 19, 2023

Highlights

  • Not cleaning your dryer vent can lead to lint build up.

  • Lint build up can cause drying inefficiency and fires.

  • It’s best to clean the lint trap before every load.

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Not sure how often to clean a dryer vent? Even with light use, you should have your dryer vent professionally cleaned at least once a year to prevent lint buildup and ensure your dryer is working efficiently. While it can be tempting to do it yourself, tackling your dirty dryer vent with a vacuum cleaner and calling it a day isn’t a great idea, even if your vent is short. The risks of DIY dryer vent cleaning include inadvertently compacting the lint and causing a blockage, which could lead to a fire. That’s why you should consider hiring a dryer repair professional near you to thoroughly clean your dryer vent.

Keep reading for more insight into how often you should clean your dryer vent.

Why Is It Important to Clean the Dryer Vent?

As you use your dryer, lint builds up in hard-to-reach areas. Not only can that buildup lower the efficiency of your dryer, it can also cause a house fire. A dryer with a partially blocked or fully clogged vent has to work harder to remove moisture from your clothes and create heat to dry them. That can cause the dryer to overheat. It can also increase your monthly energy bill. Approximately 2,900 fires originating from clothes dryers in residential structures are documented annually by U.S. fire departments, so this isn’t a threat to take lightly. 

A professional will clean every nook and cranny in your dryer vent to get rid of all dust and debris, including in hard-to-reach areas that you may not be able to spot on your own. If you try to clean the vent yourself, you may miss a spot or accidentally compact the lint, which makes the problem worse and may give you a false sense of security. 

Signs Your Dryer Vent Needs to Be Cleaned

A dirty dryer vent can be dangerous. There are several signs that your dryer vent needs cleaning. If you notice any of these, it’s time to call a pro.

  • Clothes take longer to dry

  • The dryer is hot to the touch after a cycle

  • Your laundry room is hot after a cycle

  • The dryer emits a burning smell

  • There’s inconsistent airflow from the exhaust vent

  • Excess lint appears in the lint trap after each cycle

  • You find debris outside the dryer vent

How to Prevent a Dryer Vent from Clogging

close up of removing lint from the dryer tray
Photo: tab62 / Adobe Stock

Besides having your dryer vent cleaned regularly by a professional, you can take proactive steps to prevent debris buildup and keep your dryer working efficiently while reducing the risk of it catching fire.

  • Clean the lint trap before every load

  • Let your dryer cool off for 15-20 minutes between loads

  • Replace your flexible vent pipe with a solid metal pipe

  • Move the dryer close to an external wall

  • Use liquid fabric softener instead of dryer sheets

  • Regularly check the vent pipe for debris

Keep in mind that these tips are not alternatives to regular cleanings, but instead should be used in addition to regular professional cleanings. Lint and debris will build up no matter what precautions you take, so it’s important to schedule annual cleanings to prevent clogs.

DIY Dryer Vent Cleaning vs. Hiring a Pro

Cleaning a dryer vent is a crucial aspect of home maintenance. While it's possible to tackle it as a DIY project, it's important to recognize the potential risks of doing so. If you're unsure if your skills are up to the task or aren’t clear on the severity of the buildup, it's wise to hire a professional. An annual professional cleaning and vent inspection ensures a thorough job, reducing the risk of lint buildup-related fires. Your home and family's safety is the most important thing, so investing in expert services can prevent costly damages and protect your family from potential hazards associated with neglected dryer vents. It’s also a good idea to check your dryer vent for blockage.

Frequently Asked Questions

The ideal time for dryer vent cleaning is typically during the spring or fall. These seasons offer moderate weather conditions, making it easier to access the exterior vent and work on the dryer without the extreme heat of summer or cold of winter. However, the timing can also depend on your usage patterns. If you use your dryer heavily year-round, consider scheduling cleanings more frequently, perhaps every six months, to prevent lint buildup and reduce fire risks. Ultimately, there is no wrong time of year to prioritize safety.

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Learn more about our contributor
Jacqueline DeMarco
Contributing Writer
Jacqueline DeMarco, a Northern California-based freelance writer specializing in sharing home decor and DIY tips, particularly focused on organizing and decorating small spaces. She has contributed to sites like Apartment Therapy, The Everygirl, and Orchard.
Jacqueline DeMarco, a Northern California-based freelance writer specializing in sharing home decor and DIY tips, particularly focused on organizing and decorating small spaces. She has contributed to sites like Apartment Therapy, The Everygirl, and Orchard.
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