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Reentry of Radon from Mitigation System Outlets
Some radon mitigation systems draw air with a high radon concentration from under the basement floors of houses and exhaust it outdoors. The objective of the project was to measure reentry rates for radon released at roof level and at ground level near a house, to determine whether or not exhaust above the roof is necessary. This was done by using a portable mock-up of a radon mitigation system exhaust, with sulphur hexafluoride (SF6) as a tracer gas. The roof level exhaust produced maximum indoor sulphur hexafluoride concentrations significantly lower than the ground level exhaust. This suggests that the better radon discharge location is on the roof of a house.
Reentry of Radon from Mitigation System Outlets
Some radon mitigation systems draw air with a high radon concentration from under the basement floors of houses and exhaust it outdoors. The objective of the project was to measure reentry rates for radon released at roof level and at ground level near a house, to determine whether or not exhaust above the roof is necessary. This was done by using a portable mock-up of a radon mitigation system exhaust, with sulphur hexafluoride (SF6) as a tracer gas. The roof level exhaust produced maximum indoor sulphur hexafluoride concentrations significantly lower than the ground level exhaust. This suggests that the better radon discharge location is on the roof of a house.
Reentry of Radon from Mitigation System Outlets
G. K. Yuill (author) / R. J. Coughlin (author)
1994
25 pages
Report
No indication
English
Radiation Pollution & Control , Air Pollution & Control , Architectural Design & Environmental Engineering , Radioactive Wastes & Radioactivity , Radon , Radionuclide migration , Air flow , Radiation monitoring , Tracer methods , Sulfur hexafluoride , Indoor air pollution , Residential buildings , Natural radioactivity , Soil-structure interactions , Reentry , Soil gases , Permeability , Basements , Roofs , Air pollution control , Reprints
Reentry of Radon from Mitigation System Outlets
British Library Conference Proceedings | 1994
|Reentry of Radon from Mitigation System Outlets
British Library Online Contents | 1994
|Engineering Index Backfile | 1944
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