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Products & Services

Basement Waterproofing
Waterproof Wall Products
DryTrak Basement Water Control System
Basement Dehumidifier
Sump Pump Solutions
Triplesafe Sump Pump
SuperSump Sump Pump
UltraSump Sump Pump
Interior Drainage Systems
Waterguard® Drainage System Drytrak®
Trench Drain WaterGuard®: Iron Ochre System (IOS)
Flowguard Drain
Well duct Window Well Drain
Warrantied Products & Solutions

Foundation Repair
Pier Systems
Push Piers
Slab Piers
Helical Piers
Smart Jack Crawl Space Support Posts
Foundation Wall Repair
Geo-Lock Wall Anchors
Powerbrace Basement Wall Repair System
CarbonArmor Reinforcing Basement Wall System
Bowing Foundation Wall Repair
Concrete Lifting

Concrete Repair
Concrete Driveway Repair
Concrete Pool Deck Repair
Concrete Walkway Repair
Concrete Patio Repair
Concrete Leveling & Lifting
Mudjacking Alternatives
NexusPro Cracked Concrete Repair

Earthquake Retrofitting

Air Purifier

Free Estimates & Inspections

TerraFirma serving Seattle, WA

Happy Customers Surrounding Seattle, WA
Testimonials
Reviews

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Structural repair, crawl space repair, basement waterproofing, & more

Have wet basement walls, a cracked foundation, crawl space humidity, or other issues with your Seattle, WA home? TerraFirma has been providing expert foundation repair, crawl space repair, and basement waterproofing solutions that not only restore the performance and image of the home but also the value overall.

We specialize in customizable solutions adaptable for all Seattle, WA homes! Call 1-866-486-7196 or click below to schedule a free, no-obligation service estimate today!

Foundation repair solutions in Seattle, WA

Even the smallest of structural issues can worsen to cause damage to the rest of your Seattle, WA home. TerraFirma has reliable Supportworks porducts and solutions that not only restore your foundation but prevent ongoing damage in the future.

Our foundation repair services include:

  • Pier systems
  • Structural repair services
  • Foundation wall repair systems
  • And more!

Have you noticed structural settlement? Cracks within the foundation? A tilted Chimney? We have solutions for these issues and more!

Call or email us today to schedule a free consultation with system design specialist, who will provide an initial foundation assessment as well as walk you through the entire repair process.

Restore & encapsulate your crawl space

Interested in crawl space solutions that not only fix water build-up, humidity, mold growth, and structural issues but also provide added storage space and protection? The crawl space repair system from TerraFirma is the solution! Not only does TerraFirma restore your Seattle, WA crawl space, they also seal the below-grade space to protect it from the elements and for added storage space!

Our crawl space repair & encapsulation services include:

  • Crawl space sump pumps
  • Crawl space vapor barriers
  • Crawl space access wells & doors
  • Downspout extensions
  • And more!

Wet basement repair products & solutions

Leaky basement windows, walls, and floors can cause serious issues with the overall structure of your Seattle, WA home. We specialize in basement waterproofing solutions that not only repair damaged below-grade spaces but also provide added water protection.

Our basement waterproofing services include:

  • Waterproof wall products
  • Water heater protection
  • Basement dehumidifier
  • Basement sump pump
  • Wall crack repair services
  • Interior drainage solutions
  • Window well drains
  • Downspout extensions
  • And more!

Interested in patented Basement Systems products and services that do more than provide temporary fixes? Our warrantied solutions are just what you need for long-term solutions!

Wet basement, crawl space, foundation repairs & more

Since 2005, TerraFirma has offered reliable foundation repair, crawl space repair, basement waterproofing, earthquake retrofitting services that restore Seattle, WA homes and provide lasting protection.

Call 1-866-486-7196 or click below to schedule a FREE, no-pressure service estimate for any of our in Seattle, WA!

News & Events From from Seattle
With constant maintenance and added expenses, being a homeowner involves a lot of responsibility, which can extend beyond your property line.... [Read more]
Serving the following Seattle, WA zip codes
98101, 98102, 98103, 98104, 98105, 98106, 98107, 98108, 98109, 98111, 98112, 98113, 98114, 98115, 98116, 98117, 98118, 98119, 98121, 98122, 98124, 98125, 98126, 98127, 98129, 98131, 98133, 98134, 98136, 98138, 98139, 98141, 98144, 98145, 98146, 98148, 98154, 98155, 98158, 98160, 98161, 98164, 98165, 98166, 98168, 98170, 98174, 98175, 98177, 98178, 98181, 98185, 98188, 98190, 98191, 98194, 98195, 98198, 98199, 98101, 98102, 98103, 98104, 98105, 98106, 98107, 98108, 98109, 98111, 98112, 98113, 98114, 98115, 98116, 98117, 98118, 98119, 98121, 98122, 98124, 98125, 98126, 98127, 98129, 98131, 98133, 98134, 98136, 98138, 98139, 98141, 98144, 98145, 98146, 98148, 98154, 98155, 98158, 98160, 98161, 98164, 98165, 98166, 98168, 98170, 98174, 98175, 98177, 98178, 98181, 98185, 98188, 98190, 98191, 98194, 98195, 98198, 98199