Showing results 1 - 21 of 21
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Detail of radon vent stack connection to existing basement slab – retrofit basement construction
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Exterior XPS basement insulation is correctly installed to completely cover the foundation wall
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Right – A radon pipe provides a path for radon to vent to the roof rather than seeping into the home.
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Right – The passive radon vent stack is properly labeled; this pipe brings radon and soil gases collected via a perforated pipe located under the floor slab up through an exterior wall for venting out through the roof.
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Tape seals gaps between the vapor barrier and pipes that penetrate through the subslab vapor barrier.
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The sump pump is sealed to the subslab vapor barrier with sealing tape to prevent soil gas from leaking around the sump bucket.
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The sump pumps in this basement are covered with gasketed lids to keep soil gases out of the home.
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