This before/after photo detials a radon extraction point along with sealing of the sump pump pit. We use a domed cover for the pit with a window so you can see inside.
See a before and after an exterior radon fan our team installed. We were able to install it near other utilities on the side of the house that no one can see. The owner was happy with the location and they system is effectively lowering the radon levels.
Before and after of a full crawlspace encapsulation for a radon sub-membrane depressurization. What a transformation! This system lowered the radon levels significantly and greatly improved the comfortability of the home.