Poor Air Quality | Foundation Repair Company in OR and WA | Terrafirma

POOR AIR QUALITY

Humidity and condensation in a crawl space are a recipe for disaster. Excess moisture leads to mold growth, wood rot, and foul odors, causing issues for your home’s health, air quality, and value.

After removing any organic materials, making sure your waterproofing system is working correctly, and installing vent covers, you should still consider other airborne hazards that fortunately can be prevented with the use of a dehumidifier.

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Crawl Space Evaluation

Schedule your free
Crawl Space Evaluation

TERRAFIRMA IN ACTION

TerraFirma can repair your crawl space, leaving your home with cleaner, healthier air. Read on about our crawl space work and tips below.

crawl spaces
repaired

Don’t take our word for it – see what our clients have to say.
From Roseburg to Eugene, Portland to Seattle, our Foundation Repair work speaks for itself

I had a positive experience with vapor barrier application to my basement walls, a draining system install that wraps around the basement walls, installation of a sump pump, foundation crack repair, sealing/ vapor barrier install in a crawlspace.
I was referred to John from Terra Firma when I was looking to have our foundation inspected. John was very friendly and knowledgable and came out to our house to measure and inspect everything. In the end he was able to put our mind at ease and did a great job of explaining different scenarios and what he was looking for.John even inspected the crawlspace while he was out and provided great feedback there as well. Overall we got a lot of good information and never felt as though we were being pushed into unnecessary services.I will certainly be reaching out to Terra Firma for any future needs!
These folks are WORTH the call and having them out! Seth, specifically, was amazing at scope, plan and presentation. He was so knowledge and really took into account all of the needs of the house structurally and visually. He was extremely professional in house and on the phone. Nothing was over sold or up sold, and every concern I had was listened to and taken into account. Every detail was in the bid neatly and nothing was out of place. If you've got a basement or crawlspace project, this is as professional as it gets. I will DEFINITELY be keeping this company in mind for future projects and for friends and family. Call. Ask for Seth. He's got you.
Just had clean out of old duct work and old insulation, etc. plus encapsulation of my crawl space. The crew worked really hard and professionally throughout the 5 day process and the foreman kept me informed along the wife. Have worked with Terra Firma on several occasions: pier placement and jacks for house, french drain in crawl space, and replacement of sump pump, etc - alll involved from the estimators, the office personnel, and work crews havebeen excellent throughout.
Mr. Stanford did a thorough inspection of our crawlspace and gave us the honest opinion that very little needed to be addressed. He was very professional and clearly very experienced. This was after a competitor came out and tried to convince us we needed an $18,000 encapsulation.
We had mold issues under our house. TF was chosen to encapsulate the crawlspace, remove insulation and put in a dehumidifier. The job was difficult due to more dirt removal required than anticipated. The field team was excellent. They worked extremely hard, were neat and very friendly. They did a terrific job in a difficult situation. TF gave us a date for the work and arrived as planned and stayed on the job until completed. They dealt with us honestly and with integrity. Very satisfied with the solution, the results and the process of working with TF.
Our 50's ranch sits on solid sandstone, and we've always had ground water running underneath and puddling, making the house damp and keeping us chasing mold and mildew. We figured there wasn't much we could do. But last spring during heavy rains, the old positive flow drain at the bottom of our large crawlspace collapsed and allowed three feet of water to accumulate, destroying the water heater and missing the suspended furnace by a half an inch. We stuck a temporary sump pump down there but it ran constantly and we were afraid to go away even for a few days. A brief power outage would have us biting our nails wondering if the crawlspace would fill up again. Finally we called TerraFirma. The house has a weird layout with odd additions here and there, but they came up with a plan to capture as much ground water as possible and route it to a three-way backup sump pump system. The team arrived and in one day had the drains and sump pit dug (out of solid sandstone, yet!) and the pump system installed. The crew was fast, polite and efficient. They even pointed out a plumbing leak I didn't know about that wasn't helping the situation at all! Now, for the first time in thirteen years, the crawlspace is dry--really dry, no more puddles, no more mold, the house is so much more pleasant, and we don't have to worry about going away or power outs. And if and when we decide to sell the house, we can assure potential buyers that they won't have to worry about dampness or flooding. The service plan is transferrable, which is even better. We were very impressed with TerraFirma and would recommend them for hard-to-solve water issues.Update September 2020: Went to refi the house and the TerraFirma treatment was a big plus for us!
Austin was an amazing technician. The scheduling was easy, he was punctual, and the communication was professional. He crawled the entire crawlspace like a champion and even found a little plumbing leak for us. The estimate was provided on site, and I would highly recommend them for encapsulation and other foundation work.
We called TerraFirma with a pretty significant problem. We had just purchased a home and were a bit misled on a couple of items. The basement and crawlspace were mold infested (which we did know). What we did not know was that at times of the year, there would be some standing water in the crawlspace. We also didn't know that the drain from the sump pump was actually underwater (adjacent lake), nor did we know the pool backflushed into that same line and actually would enter the crawlspace whenever that process occured. The crawlspace was unvented and unconditioned....the perfect storm of BAD! Our goal was to first remediate the mold and then resolve the issues that allowed the mold to grow in the first place. Enter Terra Firma. Tulane and Terra Firma stood head and shoulders above every other company I spoke with. It wasn't jus that they were going to fix it- we literally walked through every step and every product-I knew what I was buying before we started. The crew was professional, on time and did exactly what they said they would do and in the time frame promised. With Terra Firma, we waterproofed and encapsulated our crawlspace, we insulated the crawlspace, we installed new sub floor drainage with new sump pumps with battery backup to lower the water table under the house (that now drains above the high water line), we installed new structural floor posts where others had rotted, we installed a bypass for the pool overflow and we installed dehumidification and we are in the process of now conditioning the space. Terra Firma led the way and did an excellent job both on the communication and on the installation (at the price originally quoted!). I would highly recommend this firm for anyone with complex and challenging crawlspace issues. Great work and fantastic team from start to finish!Bruce McKee
We had Tyler from TerraFirma come out to bid fixing a standing water issue in our crawlspace. He was thorough (crawled the entire crawlspace), knowledgeable and responsive to questions. As a real estate agent having access to good contractors is vital, and his professionalism has placed TerraFirma solidly on our short list.
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Crawl Space
Homeowner FAQs

Crawl space insulation vs encapsulation – which is better?

My concrete seems to have moved up during the winter months, is this a problem?

What causes a floor joist to sag?

Can you repair cracked concrete after going through concrete leveling?

My concrete seems to have settled over the winter. What should I do?