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Crawlspace covered with 12 mil white plastic and 1/4" concrete achors.
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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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Vent line under 12 mil plastic. Sealed with concrete anchors to the walls.
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Numerous suction points from a large crawlspace covered with 6 mil plastic.
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12 mil white cover with sump suction.
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Vent line with damper control into old crawlspace.
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Crawlspace and floor suction.
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2 floor and 3 crawlspace suction points. Radon levels down to 0.8.
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damper to control air flow to the crawlspace
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required rubber coupling on vent line by ODH
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properly sized pipe to vent the crawlspace and floor
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