Before & After Photos

This homeowner in Hollis, New Hampshire was in need of a radon mitigation system after levels tested high in his home. An efficient system was designed and installation took half a day. 

This homeowner in Hollis, New Hampshire was experiencing radon levels around 9 pCi/L. They called EFS about a free inspection. The EFS Crew arrived at the home and installed a new radon mitigation system into the basement. 

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.