Val hooked me up with just what I needed and help with radon questions all along way. I started with 8 pci/0L after Val's recommended system I tested at .7 pci/0L. Thanks for the help and knowledge.
Since radon was prevalent in the area where I built my new house, I had the builder place a 3 PVC pipe into the perforated drainage pipe installed around
After finishing the basement in our 1925 era home with new windows and spray foam insulation I knew I had a very tight basement. I did however, also know