Expert Attic & Crawl Space Cleanout Insulation Services

With over 25 years of dedicated insulation experience, we’re Western Washington’s go-to insulation professionals. From crawl space clean outs to attic ventilation, Insulation Co.’s comprehensive insulation services keep your home warmer, cleaner, and safer.

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    What Makes Insulation Co. LLC - Removal & Clean Outs the Best In the Area

    Free Estimates

    Discounts Available

    Over 25 Years of Experience


    2-Year Warranty

    Locally Owned

    Serving King, Pierce, Snohomish, & Skagit Counties

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    Committed to Innovation

    We are constantly looking for ways to improve our services. This includes investing in superior insulation technology, fine-tuning our cleanout procedures, and developing systems that enable us to deliver faster and more accurate estimates than our competition.

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    Superior Quality

    As a family-owned business, we take pride in delivering small-town values to the big city, which is why we reward a strong work ethic and honest communication in our employees. Investing in our team allows us to get the job done right the first time, every time.

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    Friendly Service

    The excellent customer service of our team members makes a positive and lasting impression. This is why it’s common for repeat customers to request the same crew that served them 5, 10, or more years ago.

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    Accurate Same-Day Estimates

    The deep experience of our team enables us to deliver quick and accurate job estimates over the phone, so you can rest easy knowing that the price we quote you will be the same number you see at the end of our service.

    Quality, Careful, Professional

    Insulation Co. is a family-owned insulation and weatherization company that specializes in insulation removal and replacement for attics, crawlspaces, and walls. While our company was founded in 2008, the 60+ years of combined experience on our team goes much deeper.

    Locally Owned and Operated

    When you choose Insulation Co. LLC – Removal & Clean Outs for your attic & crawl space clean outs, you can expect exceptional service from our courteous and reliable team. Get in touch with us now for a FREE estimate!

    State-of-the-Art Insulation Services

    Air & Duct Sealing
    Animal Exclusion for Attics & Crawl Spaces
    Attic & Crawl Space Cleanouts
    Comprehensive Insulation Service
    Mold/Mildew Removal & Remediation
    Air & Duct Sealing

    If we discover damaged air and heat ducts while installing your insulation, our technicians can quickly repair them. Our air and heat duct sealing services include: 

    • Repairing holes with sheet metal 
    • Replacing flex ducts if necessary
    • Sealing seams, boots, registers, and boots with mastic seal

    Animal Exclusion for Attics & Crawl Spaces

    If your attic or crawl space isn’t properly sealed, then animals can enter — tracking disease into your home and destroying insulation. Insulation Co. offers animal exclusion services to help you keep wildlife out of your attic and crawl space. These include: 

    • Sealing foundation entry points
    • Repairing or replacing faulty ventilation screens
    • Custom fabricating a better-sealed crawl space access door

    Attic & Crawl Space Cleanouts

    Before we install fresh insulation in your attic or crawl space, our team will cleanout all debris and sanitize, deodorize, and disinfect the whole space. We have the safety equipment necessary to remove: 

    • Any debris
    • Droppings
    • Carcasses
    • Old/damaged insulation 
    • Old/damaged vapor barrier

    Comprehensive Insulation Service

    Clean and well-secured insulation enables you to control your home’s climate and plays a key role in keeping your home’s air free of toxins. Insulation Co. helps you keep your home safe and warm by investing in the latest training and technologies so that our specialists always deliver a superior level of insulation service. Our insulation options include: 

    • Fiberglass blown-in
    • Fiberglass batt
    • Blown-in cellulose
    • Rigid foam board 
    • Roxul insulation 
    • Closed-cell spray foam

    Mold/Mildew Removal & Remediation

    Mold and mildew are serious health threats and can also cause lasting damage to insulation and your home if they’re not dealt with correctly. If you’re suffering from mold or mildew growth in your attic or crawl space, our insulation experts can deliver the following solutions: 

    • Cleaning and removal of mold and mildew
    • Application of a 2-coat mold control primer
    • Ventilation repairs, replacements, or upgrades

    What our satisfied customers are saying...

    Fire, Police, Military, and Senior Discount

    $100 OFF

    Seniors, firefighters, police, and military personnel get $100 OFF per household. Please let us know if you qualify. Contact Insulation Co. LLC – Removal & Clean Outs for details.


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    You’ll love our prices!

    Ready to Cleanout your Attic and Crawl Space?