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Crawlspace covered with 12 mil white plastic
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Crawlspace prior to covering-radon level 15.5pCi/L and musty odor. Radon and odor gone with radon system.
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12 mil plastic covering sealed to the walls and a vent line under the plastic.
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12 mil cover, excellent for storage and attractive appearance.
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6 mil plastic sealed to the wall with radon vent line.
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Plastic covers are not recommended to walk on or store heavy objects.
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Numerous suction points from a large crawlspace covered with 6 mil plastic.
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