Smiling air duct cleaning service professional cleaning a clients air duct with a hose in Auburn Washington
Your trusted crawl space cleaners

Crawl Space Cleaning & Encapsulation

Expert Crawl Space Cleaning & Encapsulation in
Auburn Washington

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Eliminates mold and mites

Keeps critters out

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Improves HVAC efficiency

Preserves wood floors

Most homeowners overlook their crawl space, since they don’t visit it too often! But unmaintained crawl spaces can cause a host of problems—from standing water that encourages wood rot, mold, and mildew to rodent droppings that can cause disease. Regular maintenance of your crawl spaces is essential to a safe and comfortable home for your family.


You’ll Breathe Easier After Crawl Space Cleaning & Encapsulation Services For Your Auburn Home

Capitol Duct Cleaning is the top Crawl Space Cleaning & Encapsulation company serving King County. With years of experience upholding the highest service standards, we guarantee quality crawl space service every time. From Roegner Park to Green River College, Capitol Duct Cleaning is the top choice for Auburn residents looking for crawl space cleaning, air duct cleaning, or dryer vent cleaning.

  1. Protecting your home from rodent pests by sealing up cracks and gaps and installing galvanized mesh creates a healthier environment for you and your family.
  2. Installing a vapor barrier to prevent moisture buildup in your crawl space reduces mold and improves air quality in your home.
  3. Properly insulating your crawl spaces helps you save money through a more energy-efficient home.

Benefits of choosing Capitol Duct Cleaning:

  • Support a true local business and put your hard-earned dollars back into your community’s economy.
  • Veteran Owned & Operated: We will serve you with the same passion, commitment, and attention to detail with which we served our country.
  • With the utmost respect and unparalleled customer service, we've earned the highest approval rating from the National Air Duct Cleaners Association (NADCA).

Contact us today to schedule a free consultation for your home’s crawl space.

Air duct cleaning provider smiling as they explain their service options with a client in Auburn.

Keeping a crawl space clean isn’t as simple as cleaning a kitchen or bathroom. It involves junk removal of clutter and debris, insulation, removal of damaged material, along with new sealing and insulation installation to prevent future issues. It’s a dirty job, which is why most homeowners prefer to hire a pro—like Capitol Duct Cleaning!

At Capitol Duct Cleaning it’s our priority to ensure that you have a positive experience with us, from the first phone conversation, to the final cleanup after your crawl space service.


Two professional air duct cleaners walk through the front door of a client's home.

When you trust Capitol with your crawl space cleaning and encapsulation, we take the stress and the guesswork out of it. With nearly three decades of experience, we know exactly what problems to look for. We do the job right the first time, and we’re always transparent with our pricing. Contact us today for your free estimate!

Air duct before and after a cleaning.


If your crawl space is crawling with pests, debris, or mold, consider a Crawl Space Encapsulation and Cleaning service from Capitol Duct Cleaning in Auburn, WA.

Crawl space cleaning takes care of the immediate issues with your crawl space—follow it up with encapsulation to protect your home for the next decade or more!

Crawl space cleaning isn’t something most people want to DIY. It can be time consuming and frustrating, and it’s not something you can risk messing up.

If thinking about cleaning your crawl space makes your skin crawl, don’t let your crawl spaces’ creepy-crawlies keep you up at night—hire a professional and get the job done right!

Capitol Duct Cleaning’s crawl space cleaning and encapsulation services will reclaim your crawl space and help protect and add value to your home.

The Crawl Space Service Process
For Your Home Has Never Been Easier

Inspect and Recommend

Conduct a pre-work Inspection and then provide the client with a presentation of what needs to be done with upfront pricing.

The Cleanup Begins

Carefully remove all contaminated, expired insulation and vapor barrier materials in preparation for sealing.

Seal the Crawlspace

Sealing the subfloor penetrations and rodent exclusions will provide the right crawl space environment in preparation for installing the vapor barrier and reinstalling insulation materials.

Finishing the Vapor Barrier and Insulation

Put the final touches on your crawl space with a vapor barrier and new insulation. Enjoy your refreshed home.

Laundry basket full of clothing in front of a washer and dryer.