Before & After Photos

The radon levels in a home in Hollis, New Hampshire were tested at 27 pCi/L. EFS installed a radon mitigation system and reduced the radon level to below 4 pCi/L.

This homeowner in Hollis, New Hampshire, had tested their home for radon and the level was around 7 pCi/L. They called EFS for a Design Specialist to inspect their home and design a radon system for their home and seal some of the cracks on the slab. 

Our Installation team installed the radon mitigation system in the basement and sealed the cracks in the basement with NexusPro. The team lowered the levels of radon in the home to below the goal of 4.0 pCi/L.

This Hollis, NH homeowner faced two significant concerns: elevated radon levels at 10 pCi/L and persistent water intrusion in their unfinished basement. Seeking a safe play area for their daughter, they turned to Erickson Foundation Solutions for effective remediation. We installed a comprehensive system including WaterGuard®, a discreet, clog-resistant perimeter drainage mechanism, teamed with our robust TripleSafe™ Sump Pump and IceGuard®, ensuring unfailing water management even through harsh conditions. Meanwhile, our radon mitigation system precisely reduced radon levels, creating a healthier basement environment. Notice the contrast in the photos - from hazard to haven, achieved through skilled expertise.

A historic home in Hollis, NH was facing elevated radon levels of around 10 pCi/L and wet crawl spaces due to wall seepage. The homeowner contacted us out of concern for air quality and the need to protect utilities from potential water damage. To remediate these issues, we installed a Radon Mitigation System and Energy Recovery Ventilator (ERV) to ensure healthier air quality. As seen in the photos, our CleanSpace® encapsulation system effectively addresses moisture, transforming the crawl spaces into dry and stable environments. Our comprehensive solutions ensure long-term stability and safety.

This homeowner in Goffstown, New Hampshire had high radon levels in their home. They tested their home and the results came back with a pCi/l of 11. The homeowners decided to call Erickson to have someone come look at the home. Design Specialist David Cormier designed a custom radon system for this home. The Crew Lead Scott Crandall and his team installed the Radon System into the home.