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

Choosing between OSB or Plywood for house sheathing for Roofs, Walls & Floors.
Wood and organic materials

Which is better, OSB or Plywood for Roofs, Walls & Floors?

OSB v Plywood - Which is Best? Odds are, that if you pass a housing development of wood-framed houses, it will have OSB (oriented strand board) as exterior sheathing. When you count sub-floors, roofs and wall sheathing, OSB claims about 70% of the wood sheathing market in North America over plywood. Both products have ...

Passive House design Vancouver
Passive House

The city of Vancouver is actively promoting Passive House construction

Vancouver has set a goal of being the greenest city in the world by the year 2020. Some of the policies included in that plan are expanded public transportation, bike lanes, encouraging laneway houses for urban density and requiring all new civic buildings to be zero emissions. The city has also imposed upon itself a m...

The passive solar home in Lac Kenogami, Quebec
Passive solar home design

Ecohome design wins House of the Year Award from Green Builder® Magazine

The first house designed under our Passive Solar Index (PSI) program won "Most Resilient House" in the 2013 Green Builder® Home of the Year Awards. The Kenogami House is a living laboratory of high performance design and technology, called "The Most Resilient House in North America" by Alex Wilson, founder of the Resil...

Canada's first LEED V4 Platinum certified home - The Edelweiss House
LEED Homes

Canada's first LEED V4 Platinum house - An Ecohome project checklist

A LEED Platinum home project overview As building rating systems drive building codes to greater levels of performance, the rating systems themselves need a periodic upgrade to stay ahead of the curve; enter LEED version 4 (V4.) This latest version of the LEED rating system involved a comprehensive overhaul and to ensu...

Multi Unit Passive House design Vancouver Island BC
Passive House

The North Park Passive House on Vancouver Island, BC

Passive House construction on Vancouver Island Building the first certified Passive House on Vancouver Island, a duplex shared with our son Mark’s family, convinced us that the market in Victoria was ready for Passive House market condominiums. To follow through, we built the North Park Passive house, a six-unit urban ...

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...

Lockeport Beach House
Real estate

Lockeport Beach House wins Canadian Green Building award

Originally published by our print affiliate SAB Magazine Jury comments: This house has a light environmental footprint that derives from the philosophical approach taken by both the client and the architect. It combines responsible siting and construction strategies with low-energy consumption and net zero water use. A...

Passive House on a Budget - The Damn Near Passive house
Passive House

The Un-certified but 'Damn Near' Passive House.

What is a Passive House? The term 'passive house' refers to an extremely high performing energy efficient home, in the sense that the heating and cooling is largely passive. To achieve this, homes have to be designed to take advantage of the free heat available from the sun, and heavily fortified with insulation to han...

Passive home designer Harold Orr, one of the original high performance homes
Passive solar home design

The principal designer of the house that inspired the global Passivhaus movement reflects on the project that started it all.

While developing pages on passive heating and cooling and writing about Passive House, we were in contact with Harold Orr, a world-renowned environmental engineer, pioneer of the very concept of 'green building'. and who was recently awarded the Order of Canada for his pioneering contribution to energy-efficient home c...

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...

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...