Health effects of radon gas / Guides

Radon Mitigation - Installing a radon evacuation stack in a slab floor
Radon in Homes - Mitigation

Mitigating radon gas in homes

...health effects of radon gas? Exposure to high levels of radon gas in air is the second greatest cause of lung cancer after smoking, estimated to account for about 16% of all cases of lung cancer. According to Health Canada, "the only known health risk associated with exposure to radon in indoor air is an increased ...

Non-toxic building materials can improve home air quality
Healthy indoor air quality

Maintaining healthy indoor air quality

...of your home . Radon gas Radon gas is a relatively unknown household danger. Of the people that have heard of it, not many realize the severity of health effects associated with it. Radon gas is released through the radioactive decay of uranium , and it is the radioactivity of it that makes it a danger to humans. ...

The LEED rating system
LEED Homes

The LEED rating system

...of 80,000 known chemicals in various household products, materials, finishes, and furnishings. The most commonly found contaminants in homes include formaldehyde, carbon monoxide, radon gas, mold, pet dander, and dust. These can cause a variety of adverse health effects including allergies, asthma and respiratory illne...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...of it. A crawlspace requires a concrete footing, then a short foundation wall, all the insulation on the walls and floor (or crawl-space ceiling), drainage, exterior damp-proofing membranes and weeping tile, then you need to build a floor over top of it. The comparable stages of slab-on-grade construction would be layi...

Crawl Spaces or Slab on Grade Foundations?
Crawl spaces

Should I Build on a Slab on Grade Foundation or a Crawl Space?

...of it. A crawlspace requires a concrete footing, then a short foundation wall, all the insulation on the walls and floor (or crawl-space ceiling), drainage, exterior damp-proofing membranes and weeping tile, then you need to build a floor over top of it. The comparable stages of slab-on-grade construction would be layi...

Condensation on windows in our homes - why is it there? - how to stop it?
Walls and Roofs

Condensation on windows is a pain but is it a problem & how to stop it?

...of breath, to respiratory illness in otherwise healthy children and to potential development of asthma in susceptible individuals. In 2009, the World Health Organization issued additional guidance, the WHO Guidelines for Indoor Air Quality: Dampness and Mold . Other recent studies have suggested a potential link of e...

Radon in Homes - Mitigation

Removing radon gas from well water

...of your home checked for high levels of radon gas. Health Canada has identified exposure to radon gas as the second leading cause of lung cancer after smoking, estimated to be the cause of 16% of diagnosed cases in the country. A high reading may come, not from having a uranium source under your basement floor or beh...

Crawlspace radon barrier installation for radon mitigation
Radon in Homes - Mitigation

Removing radon gas from basements and crawlspaces

...radon gas levels in a home - I should know, my house was tested to have high radon levels, and after radon mitigation was installed and we re-tested for radon, I now know we can live safely - so radon mitigation works! First step, find out if you have a radon gas problem by having the air in your home tested. A radon...