Your Trusted Crawl Space Specialists in the Pacific Northwest
Your crawl space is critical to your home’s safety and efficiency. From insulation to drainage to air duct services, rodent proofing, structural repair, moisture control, and mold remediation, Northwest Crawl Space is your solution.
Your PSE Recommended Energy Professional
Experience the unparalleled advantage of accessing the most substantial rebate amounts ever provided, exclusively through your PSE-certified contractor.
Financing Available
Cozy and warm in the winter, cool and comfortable in the summer.
Keep Your Crawl Space Dry, Clean, and Well-Insulated
Northwest Crawl Space’s professional crawl space services for your home include:
- Air Duct Repair, Sealing, And Replacement
- Crawl Space Cleaning Services
- Crawl Space Encapsulation
- Crawl Space Insulation Repair & Install
- Crawl Space Drainage
- Vapor Barrier Installation
Stay Warm In Winter And Cool In Summer
Northwest Crawl Space’s professional attic services for your home include:- Attic Cleaning Services
- Attic Insulation Repair And Installation
- Mold Remediation And Removal
- Attic Ventilation Services
Get Rid Of Rodents!
Get rid of rodents and keep them out of your home. Our professional rodent prevention services include:
- Residential Rodent Protection Plan
- Residential Rodent Slab Installation
- Rodent Control & Exclusion Services.
RECENT PROJECTS

Encapsulated Crawl Space with Dehumidifier The homeowners were



Mountlake Terrace Family’s Winterized Crawl Space Prepared Against
NW CRAWL SPACE
TESTIMONIALS
Northwest Crawl Space Services is family-owned right here in the Pacific Northwest. With years of experience, we’re licensed and bonded and always prioritize our customer’s satisfaction. Please read some of our 5-star reviews from our happy customers.