![Suction Point](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/500513-20240104_120228.jpg?v=1706291129)
Suction Point
When conducting sub-slab diagnostics on a system installed 3 years prior in a real estate transaction, it was found that there was positive pressure under the slab relative to the basement. I used an endoscope to look inside the riser and found that there was no dirt excavated.
![Radon Fan](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/500514-img_1451.jpeg?v=1706291951)
Radon Fan
The previous installed radon mitigation system.
![New System Installed](https://cdn.treehouseinternetgroup.com/uploads/photo_gallery/medium/502722-20240124_132838.jpg?v=1707955940)
New System Installed
Although the previous system was installed in 2021, it was replaced because it was out of compliance and non-functioning. Pictured is the new system.