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The Ultimate Guide: Step-by-Step Process on How to Clean a Dryer Vent

7/10/2023 | Craig Malmloff


Properly maintaining your dryer not only helps extend its lifespan but also helps ensure the safety of your home. One crucial maintenance task is cleaning the dryer vent regularly. Over time, lint and debris can accumulate in the vent, leading to longer drying times, reduced dryer performance and even potential fire hazards. In this step-by-step guide, we will walk you through the process of cleaning a dryer vent, ensuring optimal dryer performance and safety for your dryer.

Step 1: Gather the Necessary Tools and Supplies

To begin, gather the following tools and supplies:

  • Screwdriver or drill
  • Vacuum cleaner with a hose attachment (or leaf blower)
  • Dryer vent cleaning brush (Kit)
  • Duct Tape
  • Safety goggles
  • Protective gloves

Step 2: Disconnect the Dryer

Start by unplugging the dryer from the power source. If it is a gas dryer, turn off the gas supply valve. Slide the dryer away from the wall to create enough space to access the vent.

Step 3: Disconnect the Dryer Vent Duct from the Dryer

Locate the dryer vent attachment point on the back of the dryer. It is typically secured with a clamp or screw. Loosen the clamp or remove the screw to disconnect the vent from the dryer. Gently pull the vent off the dryer

Step 4: Remove the Dryer Vent Hood / Cover

Locate the vent cover on the exterior wall of your home. Use a screwdriver or drill to remove the screws securing the cover. Set the screws aside for reinstallation later. Carefully remove the vent cover and set it aside.

Step 5: Clean the Dryer Vent

Utililze your Deflecto Dryer Vent Cleaning Kit. Attach the dryer vent cleaning brush to the end of an extension rod. Secure the connections between the rods with duct tape. Insert the brush into the vent opening and push it gently through the vent, working your way toward the exterior of the house. Move the brush back and forth to dislodge lint and debris. Continue until the brush has reached as far as possible.

Step 6: Vacuum the Dryer Vent

Insert the vacuum hose into the vent opening and use the vacuum cleaner to suction out any loosened debris. Move the hose in a sweeping motion to cover the entire area of the vent. Repeat this step until no more debris is being removed. In addition you can use a leaf blower to push out any loose lint by  blowing it from inside the house to outside the house.

Step 7: Reconnect the Dryer Vent Duct

Carefully reconnect the dryer vent duct to the back of the dryer, ensuring it is secure and not crushed inhibiting air flow. Use a clamp to fasten it in place as necessary.

Step 8: Reinstall the Vent Cover

Take the vent cover and position it over the vent opening on the exterior wall. Align it properly and use the screws to secure it back into place.

Step 9: Perform a Test Run

Plug in the dryer and turn on the power. Run a test cycle to ensure proper airflow. Monitor the dryer to ensure there are no signs of overheating or restricted airflow.


Regularly cleaning your dryer vent is essential for maintaining its efficiency and preventing potential fire hazards. By following this step-by-step guide, you can ensure that your dryer operates optimally while keeping your home safe. Remember to clean the dryer vent at least once a year or more frequently if you notice reduced drying performance. Stay diligent in your maintenance routine and enjoy the benefits of a well-maintained dryer.

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