Thanks for your post. Having a difficult time trying to decided on how to tackle a Superior Wall basement system and radon levels. Last time I checked it was around 9.0
I had a very reputable radon abatement company tell me that they won't guarantee their work because we have a Superior Wall System for our basement walls.
We also have a fully finished basement (except for the HVAC) but I don't know if we haveintergal weeping drain system. How do you check? Were they on your house plans? I see you were successful, that is encouraging to me. I was wondering if your home was a modular build as our is.
I emailed Val after a radon specialist wanted to dig holes in the basement to determine why my radon mitigation system was not working. The radon level