Choosing an HRV / Guides

Correctly installed Triple pane south facing windows on Ecohome's Demo House
Windows and doors

Installing doors & windows for the best performance in high efficiency homes, LEED & Passive House terms - in cold climates this translates to more heat in your house and more money in your pocket, or in warm climates, more unwanted heat outside and a lower load on the aircon unit, also saving money. The images below simulate an exterior temperature of 0 °C and an interior temperature of 20 °C, with a triple pa...

Passive House certification - PHI or PHIUS? The Spring House Passive House
Passive House

Everything you need to know about Passive House certification a homeowner in El Paso, while the Alaskan has a much smaller allowance in the cooling department than their counterpart in the south. Were one to give a pair of sandals and a pair of winter boots to an Alaskan and a Hawaiian, would it be reasonable to expect them to use each pair for six months of the year? If an ...

Spray Foam Insulation - Is it Good or Toxic & Dangerous?
Insulation and soundproofing

Is spray foam insulation a good choice for your home? Or a toxic recipe for disaster?

...anate and polyol, with a smattering of blowing agent and additives like toxic flame retardants. The polyol, which is mixed with isocyanate to form polyurethane is, in general, a relatively harmless alcohol compound and is primarily added for greenwashing PR reasons as it can be made with soy and other natural oils. U...

Earthship in Taos, New Mexico, shame they don't work in cold climates
Concept and design

Do Earthships work in cold climates?

...ane tanks, foam panels and tens of thousands for a solar array and battery backup system. You'll need a lot more than tires, dirt and pop cans. For an example of a Green Build that costs the same as a regular home build, see the EcoHome Edelweiss House . Our conclusions on Earthships: This is a concept born of want...

Condensation on windows in our homes - why is it there? - how to stop it?
Walls and Roofs

Condensation on windows is a pain but is it a problem & how to stop it?

...ant, Tillandsia, Cactus and English Ivy should help lower humidity and improve internal air quality , but water sparingly and often for best effect. Check for water leaks! – Any pipes carrying water in the house, both delivery of hot and cold or heating and evacuation, should be checked for leaks and any leaks fixed ...

Poly vapour barriers in air conditioned houses can cause mold and rot
Healthy indoor air quality

Why you should Never Install Air-Con in a Home with a Vapor Barrier

...answer to not use composite wood materials? No, there aren't enough trees for that. What we need to do is acknowledge these changes, and design walls to handle moisture effectively. As most new North American homes are now equipped with air conditioning, the first and most important step in new home construct...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...and air between outside and in, and manage moisture infiltration from both sides. There have been many changes over the previous few decades in building codes, building materials, and how we condition our homes. These changes mean homes are better insulated, more airtight and, most importantly, with better ventilatio...

Crawlspace radon barrier installation for radon mitigation
Radon in Homes - Mitigation

Removing radon gas from basements and crawlspaces

...and sits on many advisory boards including the Canadian Association of Radon Scientists and Technologists , Canadian National Radon Proficiency Program , Canadian General Standards Board and CGA Standards (Compressed Gas Association). He worked with the CHMC on a radon prevention pilot program and helped bring radon pr...