testing-radon / Green Building & Sustainable Home Renovation Information & Advice

Radon gas maps - levels by State or Province Radon maps show where the risk of radon contamination in homes is the highest, But finding the local risk level on a radon map is not a clear indication of safe or dangerous levels of radon gas in a home. For example, below are official maps of the high-risk radon gas areas ...

It is a very wise idea to have the air 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 so...

Radon gas builds up in homes and has serious health effects. Reducing radon gas in homes is cheap and easy with a slab floor barrier with proper sealing at junctions and evacuation stack which can vent naturally, or have a mechanical radon gas extractor fan fitted, depending on the levels of Radon in your home. Radon (...

Why is Radon a Problem in USA & Canada? Radon gas is cancer-causing radioactive, invisible, odourless and tasteless in water and air, and we are surrounded by it without knowing at all times at some level. It is present in every breath you take, hopefully in very, very small quantities, but then how do we know? Rad...

Radon Gas in Crawlspaces & Basements - why is it a problem? Radon gas was not high on the radar of builders and home owners over the last few decades, but as it is the second leading cause of lung cancer (after smoking) in the USA & Canada, it is quickly becoming a household term. Many newer homes will have rad...

Mold in homes is a bad sign so how to get rid of it or prevent mold in drywall? Mold and mildew in homes develops in conditions of high humidity, most often in bathrooms, kitchens and basements, unless caused by roof leaks and other building envelope failures. Along with affecting the durability of your home, mold and ...

How to Install a Radon Barrier - Slab Floors If in the kind of area where it's a good idea to install a vapor barrier against radon ingress, (check out the Radon maps by state and province page to find out here) we can't stress enough how important it is to test for radon, or better still to continually monitor for hig...

Why cleaning HRV units is so important  When any machine has its normal operation hampered, it will reduce its efficiency and ability to function properly. Many of us are probably guilty of forgetting about basic maintenance of some of the mechanical equipment in our homes; keeping your HRV (heat recovery ventilator) c...

Getting Started with LEED The LEED ® Canada for Homes certification program is based on documentation of the building process and visual inspections by LEED certified Green Raters. Upon successful completion of your project, your home can be awarded a level of either Certified, Silver, Gold or the highest possible le...

Similar to electric baseboards, hydronic heating systems facilitate zone heating as you can keep different rooms at different temperatures. Though different from electric resistance heating, hydronic systems are ultimately still using electricity to generate heat, so all the same environmental realities apply. Heating ...

Is Electric Heating Eco-friendly? Determining whether or not electricity is an efficient and ecologically responsible means to heat a home should include the initial electricity production as well. Burning fossil fuels to fire electric power generation is only around 30-60% efficient. There is also significant loss fro...