demo-house / Green Building & Sustainable Home Renovation Information & Advice

Wall assemblies - new construction

Wood framing

All framing materials for the Demo House are FSC certified, and provided by our sponsor Kott Lumber. Kott engineered the plans for us , supplying detailed framing documents including a cut list for each framing member. We were also provided with a wood order to match, along with pre-cut lengths whenever possible. This ...

Rendering of the Ecohome demonstration house
Efficient home design

Ecohome Demo House: High performance, affordable cost

The guiding principles during the design of Ecohome’s Edelweiss House demonstration home - passive heating and cooling, healthy living space, affordable to build and operate, resilient and flexible design.  The underlying goal of the Edelweiss House was to design and build a modestly-sized but functional home that wou...

Slab-on-grade for Ecohome's upcoming video building guide
Slab on Grade

how to build a slab-on-grade on standard soil

There are many ways to build a slab-on-grade (or frost-protected shallow foundation), the following is a step-by-step walk though of a thickened-edge slab floor we built. XPS or EPS rigid foam is typically used under concrete slab floors, in this case we used mineral fiber insulation. Note: our mineral wool was provide...

Resilient home construction - Kenogami House of the Year
Efficient home design

"The Most Resilient House in North America"

A resilient home for Sustainability Northern Quebec isn’t a place where one might expect to look for a model of resilience. It’s bone-chilling cold in the winter with 10,450 heating degree days per year (Fahrenheit degree-days, base 65°F); there isn’t all that much sunlight in the winter, and Quebec—let alone northern ...

Passive Solar Home design at it's best - Kenogami House - EcoHome
Passive solar home design

Ecohome Kenogami House wins Home of the Year Award

Along with its unprecedented achievements, the Kenogami House continues to act as a laboratory for resilient, cold climate building practices. Through software energy modeling it was determined that the Kenogami House would likely require 14.6 kWh of heat per square metre per year, but its actual performance seems to b...

Building science for LEED v4 wall design made easy
Concept and design

Building science for LEED v4 wall design made easy - video

LEED Platinum V4 Wall Design: Building Science  The wall we designed for the Edelweiss house, Canada's first LEED Platinum V4 Home is best categorized as a 'REMOTE' wall, a high performance building envelope developed by the Cold Climate Housing Research Centre in Alaska. REMOTE stands for 'Residential Exterior Membr...

Mobile tiny house
Tiny house

Is Tiny House living in a cold climate good or bad for the planet?

Are Tiny Houses Worth it? Are Tiny houses a good investment? That depends on your lifestyle and how well you build them. Here are some things to think about before you join the Tiny House Movement and commit to life in an extremely small space.  We have featured a number of tiny houses on our pages over the past few ye...

A Tiny House for sale locally set me thinking, should I buy a Tiny Home?
Tiny house

ARE TINY HOUSES FOR SALE LOCALLY A GOOD CHOICE FOR A FIRST HOME?

To buy, or not to buy, a tiny house on wheels? That is the question... I’ve recently been looking at Tiny Homes for sale, mostly THOW's, but first, the background. As a single woman approaching the “big 3-0”, and especially with current events forcing changes in everyday life, I realize how lucky I’ve been to spend the...

Tiny Tack House living room
Tiny house

The tiny house movement: Tiny Tack House

  Inspired by the Tiny House Movement, Chris and Malissa Tack designed a 140 Square foot home that sits on a 7’ x 20’ trailer bed. This traditional looking home with gable roof and dormers just happens to be mobile. Though neither Chris nor Malissa are builders by trade (he's a photographer and she's a 3D artist), the ...

The birthplace of Passive House solar home design The Saskatchewan Conservation
Passive solar home design

Saskatchewan: The birthplace of Passive House and passive solar home design

Passive House design, how does it work? If you've ever sat in a car with black leather seats in the summer, particularly when wearing shorts, you already understand passive solar heat gain. It is a very simple concept that as a building technique dates back thousands of years. You simply need to find out where south is...

Vancouver's first laneway house
Tiny house

Vancouver 's laneway house movement is increasing urban density

Vancouver has been fighting the good fight in a battle against urban sprawl that arguably started in the 1960's when citizens stopped a major highway from being built through the city, which would have been similar in scale to the Gardner Expressway in Toronto. Instead of a major artery allowing cars a quick exit from ...