Seattle's Top Attic & Crawl Space Cleaners
We provide professional removal of old insulation, debris, mold, and rodent contamination, followed by sanitizing and energy-efficient insulation upgrades. These services improve indoor air quality, prevent moisture damage, and help Seattle homeowners maintain healthier, more efficient homes.
Quality service & products tailored for you
Crawl Space Cleaning Seattle
Attic and crawl space cleaning services remove contaminated insulation, dust, mold, and pest waste while addressing moisture and ventilation issues to protect a home’s air quality, structural integrity, and energy efficiency. Looking for attic cleaners near you? Contact us today!

Why should homeowners clean attics and crawl spaces in Seattle?
Seattle’s damp climate makes attics and crawl spaces prone to mold, moisture damage, and rodent activity. Professional cleaning helps prevent health issues, structural deterioration, and rising energy costs. If you are struggling with pest infestations, mold, old insulation or water damage, we are your one-stop-shop for all your needs!
Experienced Professionals
With years of experience, our team provides expert attic and crawl space solutions with fast, reliable results.
Customized Solutions
Every mold issue is unique, so we provide tailored solutions to fit your needs, budget, and timeline.
Customer Satisfaction
We provide clear communication, fair pricing, and reliable results to ensure your satisfaction.
Eco-Friendly
We use eco-friendly, non-toxic products to remove mold safely and prevent it from returning.
Boost Comfort, Efficiency & Protection
If your floors feel cold, your energy bills keep rising, or your crawl space has signs of moisture or pests—insulation may be the missing link. At Insulation Co, we specialize in expert crawl space and attic insulation installation, creating a sealed, energy-efficient barrier beneath your home that improves comfort, air quality, and long-term structural health.
More than attics & crawl Spaces
our services
Our expertise extends beyond attics and crawl spaces! Experience top-notch services for a healthier, safer home. Get in touch for a free consultation!
attic insulation removal
This service safely removes old, damaged, or contaminated attic insulation, restoring efficiency and cleanliness
attic insulation install
Attic insulation enhances energy efficiency, comfort, and air quality by reducing heat loss and gain, lowering energy bills
attic cleaning
Attic cleaning removes dust, debris, pests, and mold, improving air quality and comfort while preventing future issues
crawl insulation removal
Crawl space insulation removal safely clears old or damaged insulation, making way for more effective replacements
crawl insulation install
Crawl space insulation improves comfort and efficiency while protecting against moisture, drafts, mold, and pests
crawl space cleaning
Mold Removal
Mold removal is crucial for ensuring your home remains safe and dry. Hiring a professional company guarantees effective eradication and prevention.
Mold Remediation
Attic & crawl space mold remediation removes mold, addresses moisture issues & prevents future growth with thorough elimination. Improve indoor air quality.
Drainage Solutions
Drainage solutions like a sump pump and French drain helps keep your home dry, structurally sound, and protected from moisture damage.
Save More with Rebates
Discover Your Insulation Savings
Take advantage of insulation rebates that allow you to save money right away. These rebates can significantly reduce the cost of improving your home’s energy efficiency. Here’s how to claim them:
• We Check Eligibility
We verify your home, utility provider, and project details to make sure your insulation or cleaning service qualifies.
• We Handle the Paperwork
Our team completes and submits the rebate application on your behalf.
• We Apply the Instant Rebate
Any available instant rebate is applied upfront, and we submit everything for final approval.
Start enjoying the benefits of a more comfortable home today!
Easy Application
Our simple process means you can apply for rebates without fuss. We fill out the form, you sign and we submit your documents.
Instant Rebate
With instant rebates, your savings are applied immediately—no paperwork delays and no waiting for a check.
Ongoing Support
Our team is here for you. If you have questions at any step, just reach out for assistance.
FREE SAME DAY QUOTE
Frequently Asked Questions
Why should I replace the insulation in my attic or crawl space?
Attic insulation is crucial in North Seattle due to the region’s cool, damp climate. It helps regulate indoor temperatures by reducing heat loss in the winter and keeping your home cooler in the summer. Proper insulation also prevents moisture buildup, which can lead to mold and mildew problems in a humid environment.
What are the signs that I need to replace my attic or crawl space insulation?
Common signs include:
- Higher energy bills.
- Cold or drafty rooms.
- Visible signs of moisture or mold in the insulation.
- The presence of pests (e.g., rodents, insects).
- Damp or musty odors in the attic or crawl space.
- Insulation that appears compacted or degraded.
How often should insulation be replaced in the attic or crawl space?
Typically, insulation in attics and crawl spaces should be replaced every 15-20 years. However, this timeline can vary depending on factors like the type of insulation, moisture exposure, pest problems, or other environmental conditions that can accelerate wear.
Can I remove and replace insulation myself, or should I hire a professional?
While DIY insulation removal and replacement may seem like an option, it’s generally recommended to hire a professional. Improper removal can disturb hazardous materials (like asbestos or mold), damage your home, or cause health risks. A professional will ensure proper safety protocols, and they have the equipment and experience to do the job efficiently.
What types of insulation are used in attics and crawl spaces?
- Fiberglass Batt Insulation: A popular choice for crawl spaces due to its cost-effectiveness.
- Spray Foam Insulation: Great for sealing gaps and providing a high R-value but can be more expensive.
- Cellulose Blown-In Insulation: The best choice for attics, it is eco-friendly, made of recycled materials, and will fill every inch of the attic.
Can insulation removal cause damage to my home?
If not done properly, insulation removal can damage the structure of your home, cause debris to spread throughout your home, or expose hidden hazards like mold or rodent nests. Professionals use specialized equipment and take precautions to avoid these issues.
Can I add new insulation over old insulation?
While it is possible to add new insulation over existing insulation, it’s not always recommended. Old insulation can trap moisture, contaminants, or pests, which can lead to problems down the road. It’s usually best to remove the old insulation before installing new material to ensure that the space is clean and dry.
OTHER SERVICES
Quick Links
our service areas
south Washinton
- Seattle
- Bellevue
- Kirkland
- Renton
- Everett
- Federal Way
- Auburn
- Kent
- Mercer Island
- Bainbridge
- Redmond
- Bothell
- Newcastle
- Shoreline
- Lake Forest Park
- Tukwila
- Des Moines
- Issaquah
- White Center
- Kenmore
- Edmonds
- Mountlake Terrace
- Lynnwood
- Sammamish
- Snoqualmie
- North Bend
- Lake Stevens
- Woodinville
- Mukilteo
north washington
- Bellingham
- Mount Vernon
- Burlington
- Lynden
- Blaine
- Birch Bay
- Custer
- Ferndale
- Chuckanut
- Lummi Island
- Orcas Island
- Oak Harbor
- Everson
- Alger
- Nooksack
- Marietta
- Sedro Wolley
- Anacortes
- La Conner
- Stanwood
- Arlington