// CODE SNIPPET
C403 Floors Over Crawlspace
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Cracks and penetrations through concrete floors constructed over crawlspaces, and that are sealed in order to reduce radon entry, shall be sealed in conformance with all applicable provisions of Section C402.
All penetrations through the subfloor, including but not limited to plumbing pipes, wiring and ductwork, that are sealed in order to reduce radon entry, shall be sealed with an approved caulk in accordance with the manufacturer's recommendations. Where large openings are created by plumbing, such as at bath tub drains, sheet metal or other rigid and durable materials shall be used in conjunction with sealants to close and seal the opening.
Related Code Sections
C403 Florida Standard for Mitigation of Radon in Existing Buildings, Floors Over Crawlspace
Cracks and penetrations through concrete floors constructed over crawl-spaces, and that are sealed in order to reduce radon entry, shall be sealed ...
2017 FBC - Building, 6th edition > C Florida Standard for Mitigation of Radon in Existing Buildings > C403 Floors Over Crawlspace
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Cracks and penetrations through concrete floors constructed over crawlspaces, and that are sealed in order to reduce radon entry, shall be sealed ...
2020 FBC - Building, 7th edition > C Florida Standard for Mitigation of Radon in Existing Buildings > C4 Structural Sealing and HVAC System Balancing > C403 Floors Over Crawlspace
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A reinforced concrete floor constructed over crawl spaces shall conform to all ...
2017 FBC - Building, 6th edition > E Florida Standard for Radon-Resistant New Commercial Construction > E305 Buildings With Crawl Spaces.
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A reinforced concrete floor constructed over crawl spaces shall conform to all ...
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Vents connecting the crawlspace with outside air ...
2017 FBC - Building, 6th edition > C Florida Standard for Mitigation of Radon in Existing Buildings > C604 Crawlspace Ventilation