enow.com Web Search

  1. Ads

    related to: radon mitigation system diagram

Search results

  1. Results from the WOW.Com Content Network
  2. Radon mitigation - Wikipedia

    en.wikipedia.org/wiki/Radon_mitigation

    Part of a radon mitigation system including the fan and vent pipe is visible near the gutter downspout. Because high levels of radon have been found in every state of the United States, [18] testing for radon and installing radon mitigation systems has become a specialized industry since the 1980s. Many states have implemented programs that ...

  3. Radon - Wikipedia

    en.wikipedia.org/wiki/Radon

    Radon concentration at the shores of large oceans is typically 1 Bq/m 3. Radon trace concentration above oceans or in Antarctica can be lower than 0.1 Bq/m 3, [100] with changes in radon levels being used to track foreign pollutants. [101] 10: 0.27 Mean continental concentration in the open air: 10 to 30 Bq/m 3.

  4. International Radon Project - Wikipedia

    en.wikipedia.org/wiki/International_Radon_Project

    To achieve these aims, WHO has formed a network of key partner agencies from some 40 Member States. This network is the basis for the WHO International Radon Project which was launched in 2005. Working groups will collect and analyse information on radon risk, radon policies, radon mitigation and prevention as well as risk communication.

  5. Radon levels in Old Courthouse trigger a plan, but details ...

    www.aol.com/radon-levels-old-courthouse-trigger...

    Four (4.0) picocuries per liter is the "action level" above which remedial action should be taken, said Ryan Goelzhauser, a certified radon mitigation specialist with Popham Construction.

  6. Indoor air quality - Wikipedia

    en.wikipedia.org/wiki/Indoor_air_quality

    The half-life for radon is 3.8 days, indicating that once the source is removed, the hazard will be greatly reduced within a few weeks. Radon mitigation methods include sealing concrete slab floors, basement foundations, water drainage systems, or by increasing ventilation. [96]

  7. Homeowners should test for deadly, invisible radon gas - AOL

    www.aol.com/homeowners-test-deadly-invisible...

    The UGA Radon Program has selected its three Georgia radon poster contest winners for the year, with one selected to enter the National Radon Poster Contest ... Homeowners should test for deadly ...

  8. Radium and radon in the environment - Wikipedia

    en.wikipedia.org/wiki/Radium_and_radon_in_the...

    Residues from the oil and gas industry often contain radium and its daughters. The sulfate scale from an oil well can be very radium rich. The water inside an oil field is often very rich in strontium, barium and radium, while seawater is very rich in sulfate: so if water from an oil well is discharged into the sea or mixed with seawater, the radium is likely to be brought out of solution by ...

  9. Heat recovery ventilation - Wikipedia

    en.wikipedia.org/wiki/Heat_recovery_ventilation

    Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...

  1. Ads

    related to: radon mitigation system diagram