high-indoor-humidity / Green Building & Sustainable Home Renovation Information & Advice

The importance of Cleaning HRV intakes
HRV and ERV

How to keep your HRV clean and operating efficiently

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...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

What is the best wall system for a home?  We're frequently asked which is the perfect wall system for high-performance LEED, Passive House or Zero Energy Homes, Well, a perfect Answer to that Is, first Ask the Right Questions! - After all, what is the best way to get from one place to another?  You have to choose betwe...

The Elegant Farm hydroponic bottle garden
Landscaping

Hydroponic bottle gardener launches kickstarter campaign

More and more people are informing themselves on various forms of urban farming to counteract the heavy ecological footprint of industrial agriculture. However, there are very few options for the increasing number of people wishing to get involved but who don't necessarily have the time, the means, or the expertise for...

How to Choose between an HRV and ERV system
HRV and ERV

Choosing between an HRV and an ERV

All homes need ventilation, whether natural or mechanical with an ERV or HRV system. Buildings and houses are no longer constructed leaking heat and moist air the way they used to be; we now build them as airtight as we can, especially Passive House or LEED certified homes. This makes mechanical ventilation essential i...

Top Tips for Getting a House Ready for Winter
Wall assemblies - renovation

Winter preparation for your home - are you ready for the cold?

Top Tips for preparing a home for winter Extremely low temperatures over winter can test your home in many ways, and sometimes your house will return a failing grade. Even brand new homes built to code can see failures of their building envelopes, windows, doors and ventilation systems during winter, a simple failure t...

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

Maintaining healthy indoor air quality

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 ...

Indoor hydroponic vegetable garden
Food production

Growing food indoors

Introducing BioCity's indoor vertical veggie garden. This beautiful installation made with reclaimed wine bottles allows you to grow arugula, chard, strawberries, cherry tomatoes and more all year round in your very own home. Thanks to the craftsmanship and innovation of the folks at Montreal based company BioCity, gro...

Rain barrels for storm water management and rainwater harvesting
Rainwater Collection & Watering

Introduction to rainwater harvesting

Rainwater harvesting is a great strategy for reducing domestic water use and protecting our homes and the land surrounding it. Harvesting rainwater can lead us to dozens of other practices that bring us into greater sustainability. The three potential sources for harvesting rainwater: Direct rainfall, street harvesting...

Multi-unit Passive House for Heiltsuk First Nation on Campbell Island,
Passive House

Multi-unit Passive House for Heiltsuk First Nation in British Columbia

Bella Bella is a small community located on Campbell Island between the northern tip of Vancouver Island and Haida Gwaii. Approximately 90% of its 1,500 residents belong to the Heiltsuk First Nation. In 2004, a fire destroyed the staff housing complex at the RW Large Memorial Hospital, and Vancouver Coastal Health [VCH...

Balanced insulation levels in a green home
Efficient home design

Insulation in green home building, a balanced approach to putting it where it does the most good

Home insulation - how much do you need and where to put it: Think of the heat in your home as if it were water behind a dam, and that insulation levels were the concrete wall of the dam. Would you choose the height of that concrete wall randomly, or would want an even level of concrete to hold back as much water as pos...

Thermal image showing where home heat loss is occurring.
Insulation and soundproofing

How insulation works

Insulation slows the rate of heat transfer, helping keep homes warmer in winter and cooler in summer. How well-insulated your home is will determine how comfortable it is and how much you will spend on energy for heating and cooling, and in some respects, how durable it will be. The transfer of heat (or heat loss) occu...