passive-heating-cooling / Green Building & Sustainable Home Renovation Information & Advice

R values and insulation performance
Efficient home design

Understanding thermal performance

First published in ecoHouse Canada The thermal performance of wall assemblies and insulation products has long been characterized using R-value, a metric which describes thermal resistance. While R-value is useful, it doesn’t tell the whole story about heat flow through building enclosures such as walls and roofs. Rece...

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...

Passive solar heating & cooling in Homes has a long history in USA
Passive solar home design

Passive house and passive solar - free heat for homes

What is Passive Solar Heating & Cooling? Passive heating and cooling of homes is not new. The above image is of Mesa Verde National Park, the Ancestral Puebloan cliff dwellings in Colorado, occupied from 700 to 1300 AD. This early North American settlement was shaded from the summer sun, but fully exposed to the su...

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...

How to Build a Passive Solar Home with EcoHome, the Green Building Resource
Passive solar home design

Passive solar home construction

WATCH MORE VIDEOs about passive solar home design & construction here This is the first in a series of videos on passive solar home construction, we begin with passive solar design basics, orienting the future house on the site to take full advantage of the free heat available from the sun while keeping it cool wi...

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 ...

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...

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...

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...

Do you need a backup heat source with central heat pumps in a power outage?
Heating and cooling

Do heat pumps need a backup heat source?

Having a backup heat source that can operate without electricity should be an important consideration for many homeowners in colder climate zones, especially those who rely on a heat pump or electricity as their primary source of heat. In this guide, we will explore the various factors that can influence the need for a...

Furnace not heating? Furnace Troubleshooting & Easy DIY Fixes
Heating and cooling

How to troubleshoot a furnace that won’t work.

There are a few things that will cause any furnace to either stop running, or only deliver cold air, so here are a few easy DIY furnace repair tips that may get you warmed up without having to call an HVAC professional. It is at least a place to start, so you aren’t paying someone to come tell you that your thermostat ...