Salt Wander

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When we tested for radon in our unfinished crawl space, the mitigation quote made me pause. Sealing the dirt floor and installing a sub-membrane depressurization system wasn't cheap, but considering the health risks and potential hit to resale value, it felt necessary. The total cost, including the vent pipe and fan running to the exterior, came to about $2,500 in our area. radon crawl space cost 9