Choosing an HRV / Guides

...an ERV and an HRV? How to choose between an HRV and an ERV? How much fresh air is required in homes and the best way to provide it are important issues. Energy recovery from exhaust air is becoming common place in cold regions, and two types of equipment can do this - an HRV (Heat Recovery Ventilation) and ...

...an HRV? Mechanical ventilation systems are known as heat exchangers , HVACs (Heating, Ventilation and Air Conditioning) or HRVs (Heat Recovery Ventilators). The point of these systems is to remove moisture and provide fresh air to your home that is pre-heated by the outgoing air. © Van EE The core of an HRV h...

...ant wall Now that you understand what Living Green Walls do and don't do, find more about protecting indoor air quality by Choosing non-toxic paint , Choosing non-toxic floor finishes to protect indoor air quality , and the Difference Between an HRV and an ERV to ensure proper home ventilation, all in the E...

...an be manufactured from dicyandiamide, hydrogen cyanide, or urea . Modern commercial production of melamine usually employs urea as a starting material. Urea is broken down to cyanuric acid, which then can be reacted to form melamine. Traditionally (and this is where individual manufacturer's processes can make things ...

...and call it done. All the electrical, plumbing and other mechanical infrastructure you will have to do anyway throughout your house, so don’t think of it as added cost. In fact with a slab that can all be done cheaper. Laying out plumbing and wiring on a flat surface is a lot easier than drilling a thousand holes and...

...and even more worryingly that in Canada only around 6% of homes have actually been tested for Radon . The Canadian Home Builders' Association also say that Canada's building codes designed to reduce radon in new homes have " many unresolved issues which could result in severe and immediate health problems, and even dea...

...and they will absorb and release moisture as the levels change, and they will expand or contract in the process. Hemp natural insulation batts help balance humidity in homes, and they are non-toxic and hypoallergenic And to have more fun with anologies…a box of crackers can be left unsealed on the counter in a ...

...an 10 or 12% more than a kitchen made of standard and probably toxic products. If you have asked a cabinetmaker for a price comparison and it is more than that, ask for a breakdown of the price difference. If you are unsatisfied with the answers, contact us so we can see where the discrepancy may lie. And interestingly...

...ant manner. Just like with a few plants in your living room, it’s a matter of scale. While better than plants, they just can’t keep up with the internal volume of most American and Canadian homes which average around 2200 ft 2 . Your ventilation system will be bringing in between 100 and 200 CFM of air (cubic feet pe...

...an effect. So, keep plants for the aesthetic and mood enhancing aspects, but don’t count on it to clean air. Read more here to find out if plants clean indoor air quality . Growing food plants indoors The plants you choose for your home don’t have to only be for aesthetics, they can be edible. Staring at a kale pla...

...anium , and it is the radioactivity of it that makes it a danger to humans. Health Canada estimates that radon gas is the cause of 10% of all lung cancer deaths , for a total of 2000 Canadian fatalities annually. Some of the highest levels in Canada are found in Ontario and West Quebec. The EPA in the USA also has a ...