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Secure Your Crawl Space with TerraFirma

Professional Crawl Space Encapsulation Solutions Installed in Portland & Throughout Oregon and Washington

We have the right products to solve your crawl space problem

Click on the specific products below to learn more. To request a free crawl space encapsulation estimate in Portland, Eugene, Medford or nearby, give us a call or click below.

crawl space vapor barrier

Vapor Barriers

Our crawl space vapor barriers prevent moisture intrusion and keep your crawl space clean.

crawl space drainage system

Drainage Systems

Quickly eliminate water intrustions with crawl space drainage.

crawl space sump pump

Sump Pumps

We install sump pumps specifically designed for the crawl space environment.

crawl space dehumidifier


Dehumidifiers prevent moisture building up in the crawl space.

crawl space support posts

Structural Repairs

Crawl space support posts stabilize sagging floors and joists.

crawl space drainage matting

Drainage Matting

Drainage matting prevents water that seeps through the floor from pooling in the crawl space.

crawl space insulation

Thermal Insulation

Thermal insulation eliminates energy loss in the crawl space and improves home comfort.

crawl space vent cover

Vent Covers

Crawl space vent covers help prevent mold and moisture issues in the space.

crawl space doors

Crawl Space Doors

Our airtight crawl space doors ensure easy access without hurting efficiency.

crawl space access well

Access Wells

Access well covers keep water, pests, and rodents out of the crawl space.

Looking for a price? Get a no cost, no obligation free estimate.

our service area

We serve the following areas

  • Adams
  • Adrian
  • Arock
  • Athena
  • Baker City
  • Bates
  • Bridgeport
  • Brogan
  • Burns
  • Cove
  • Crane
  • Drewsey
  • Durkee
  • Elgin
  • Enterprise
  • Haines
  • Halfway
  • Harper
  • Helix
  • Hereford
  • Huntington
  • Imbler
  • Imnaha
  • Ironside
  • Jamieson
  • Jordan Valley
  • Joseph
  • Juntura
  • La Grande
  • Lostine
  • Meacham
  • Milton Freewater
  • North Powder
  • Nyssa
  • Ontario
  • Oxbow
  • Pendleton
  • Pilot Rock
  • Prairie City
  • Richland
  • Riverside
  • Summerville
  • Sumpter
  • Ukiah
  • Union
  • Unity
  • Vale
  • Wallowa
  • Westfall
  • Weston
Our Locations:

TerraFirma Foundation Systems
761 NE Garden Valley Blvd.
Roseburg, OR 97470

TerraFirma Foundation Systems
13110 SW Wall St
Portland, OR 97223

TerraFirma Foundation Systems
10111 S Tacoma Way D5
Tacoma, WA 98499

TerraFirma Foundation Systems
2001 NE 117th ST
Vancouver, WA 98686
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