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Dog-faced pony soldier
Join Date: Feb 2004
Location: A Rock Surrounded by a Whole lot of Water
Posts: 34,187
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My experience with the sealer (Radon Seal) is that it's a waste of time. Ventilation and/or a fan-based active under slab setup almost always work. Sent a pm with more info. and will post more later... I've done a lot of research into this in the last few months.
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A car, a 911, a motorbike and a few surfboards
Black Cars Matter
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