Before & After Photos

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Before vs After: TerraBlock Insulation - Portland, OR

Insulation is an important step to keep moisture out of your crawl space and help with your homes energy efficiency. At John's Waterproofing we are able to completely seal the crawl space off from the earth and add moisture protection with TerraBlock insulation. TerraBlock is a 3/4 in. thick and puncture-resistant foam that insulates and helps control the environment in the crawl space. The earth is naturally always cool and applying the TerraBlock helps to keep the temperatures the same year round so that your homes heating/cooling systems don't have to work as hard to keep up with the changing climates, which leads to lower energy bills. It is made of materials that won't rot or grow mold which helps to keep moisture out. It is installed along the crawl space floor and is cut to perfectly fit into each individual space. We seal the TerraBlock in the crawl space with 4 in. thick waterproof tape and anchor it to the base. This ensures that groundwater can't rise up over top the insulation and evaporate into the air causing higher humidity levels. Overall, insulating the crawl space floor is an important step for our encapsulation system to keep your home dry and healthy. 

Crawlspace Condensation in Portland

This customer called because they had a musty smell coming into their home from their crawlspace. The crawlspace was dusty, had some moisture on the vapor barrier, and had a strong musty smell. Our crews went in and encapsulated the crawlspace using our CleanSpace Vapor barrier. It is 20 mils thick and is rip resistant to keep animals and bugs out. We also installed our SaniDry Sedona dehumidifier to help keep the moisture out of the crawlspace and filter the air. After encapsulating the crawlspace the homeowner was so relieved that they didn't have a musty smell coming into their home. 

Spray Foam in Daylight Basement; Portland, OR

The customer called due to concerns on a small vapor barrier covered crawl space in the basement. There were a very strong musty smell and moldy shelves that were next to it, which were also raising red flags. We encapsulated the small crawl space and got a dehumidifier down in the daylight basement to regulate any unforeseen future humidity problems. 

Improperly Installed Vapor Barrier Collecting debris - Portland, Oregon

Oftentimes we meet and talk to realtors and homeowners that are just looking to quickly get their house sold and need their house to pass code. Thisvapor barrier had been installed quickly to sell the home but was not properly sealed and quickly filled with debris. A quick Waterproofing job, is not a completed waterproofing job. 

Crawl Space in Portland, OR

This is a before and after of a crawl space in Portland, OR. We did a full encapsulation with CleanSpace and installed a SmartSump pump which has a Zoeller 1/3 hp cast-iron pump, an UltraSump pump that can pump 2,018 gallons per hour, a SaniDry Sedona dehumidifier, a smart drain and we repaired the posts using SmartJack. Crawl space is now healthy and dry for a long time to come.