interior-air-quality / Green Building & Sustainable Home Renovation Information & Advice

Given that we spend about three quarters of our time indoors (counting both home and work), it is essential that we work to ensure clear indoor air quality. Contrary to what many people believe, indoor air is often more polluted than outdoor air. How is inside air worse that outside air? The air you breathe inside orig...

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...

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 ...

There has been a steady evolution in the way we build homes over the last couple of decades, and the old standby wall recipe of 2x6s, fiberglass insulation and polyethylene doesn't measure up anymore with building codes, nor the trend towards high performance housing. One aspect of wall assemblies that is garnering som...

Removing source contaminants and moisture from homes helps keep air healthy for occupants, and helps keep home humidity down. Excess humidity in houses can cause moisture damage, but what is not often considered is that added energy consumption involved, as heating moist air requires significantly more energy than hea...

The production of vinyl (also known as PVC- polyvinyl chloride) accounts for approximately 40% of the chlorine gas produced in North America. Vinyl is highly polluting in production, and as a building product it is susceptible to UV exposure, causing it to break down and release particles. And in the unfortunate event ...

In order to ensure comfort and get the most from the various systems of our house air needs to move around. Our air source heat pump and our heat pump water heater work together in boosting the efficiency, and the ceiling fan is a big part of making that happen. This video explains the relationship between those syste...

Formaldehyde-free MDF made from rice - available at distributors in USA & Canada There is a natural and Formaldehyde-Free alternative to MDF (Medium Density Fiberboard) made of rice straw hitting the green building market soon! That’s a reason to breath a sigh of relief (literally and figuratively) since a lot of p...

Washington, D.C. & Ottawa, ON (June 9, 2015) – Green Business Certification Inc. (GBCI) and the Canada Green Building Council (CaGBC) announce a new agreement to promote and advance the WELL Building Standard (WELL) in Canada. The WELL Building Standard is a performance-based system for measuring, certifying and ...

How to protect indoor air quality from smoke during wildfires in homes with HVAC? As we move towards summer in Canada and the USA, we're hoping that last years wildfires are not going to be as bad again this year - but unfortunately in areas like Calgary and the North East of the USA, there have already been air qualit...

Prefab LEED Platinum kit house in Montreal   Ellen and Roman Szumski earned LEED® Platinum certification for their home in Labelle, in the Laurentian Mountains of Quebec and EcoHome took a look. LEED is a point-based green building rating system, so we must emphasize the exceptional performance of this house modeled by...