Airtight homes / Guides

Problem areas of air leakage in a home and blower door test being cond
Air and vapour barriers

Airtight Construction of Homes is Essential: "Your house sucks." "Oh yeah? your house blows!"

...airtight, if the pressure isn't balanced you will be sucking air in or forcing it out and, despite your efforts, making the inside environment all the more like...

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...homes, and condensation on windows was common place and hard to stop . This led to a build up of mould and mildew in homes. Modern day airtight homes need mecha...

Net Zero Homes - Canada's first certified Net Zero House in BC
Green building certifications

The first Net Zero-labelled homes in Canada

...homes, as well as deliver the required training for building significantly more energy efficient homes. Building science training is mandatory for participati...

Wildfire Smoke & How to Keep it Outside Homes
Healthy indoor air quality

How to keep wildfire smoke out of Green Homes with mechanical ventilation systems?

...airtight building envelope Buildings benefit from an airtight envelope, since it allows better control over indoor air quality . Airtightness also improves en...

Radon Mitigation - Installing a radon evacuation stack in a slab floor
Radon in Homes - Mitigation

Mitigating radon gas in homes

...homes are being constructed, it becomes a bit more tricky retrofitting older homes. Radon testing should be carried out in all homes While many people rely ...

Leed platinum plaque
Green building certifications

All about green home certification programs & rating systems for USA & Canada

...Homes: ENERGY STAR promotes guidelines for energy efficiency in new homes resulting in homes that are at least 20% more efficient than homes built to provinci...

Pre-fabricated straw bale SIPS panels, an environmental choice
Wall assemblies - new construction

Modern straw bale SIPS construction: high performance, durable, affordable & interesting

Straw Bale Homes, are they any good? Traditional straw bale home construction can be a low-tech and affordable route to a very ecologically responsible home ...

Blower Door Tests - What's the Cost & Who Does Them?
Air and vapour barriers

What is a blower door test? What's the cost? How do you find a company to do one?

...homes . It has been estimated that based on standard building practices, air leakage accounts for about 1/3 of the total heat loss of a home . A blower door t...

Green cleaning products
Healthy indoor air quality

6 easy steps to detoxify your home

...airtight seal on a paint can that has already been opened and used. Paints often contains toluene, a potent reproductive toxin; as well as volatile organic co...

Off grid, passively heated and cooled house in the Gatineau Hills, Que
Off-grid and Net-Zero Housing

Off grid living blog, part 2: passively heated, this house in Quebec aims for LEED certification

...homes blog here . or post 3 in the off-grid homes blog here . This off-grid home design began with the basic principles of passive heating and cooling - inves...

Air and vapour barriers

Aerobarrier home and attic air-sealing spray

...airtightness in homes and attic rooms. A proper air barrier reduces heat loss in winter, overheating in summer, and prevents moisture build up in walls which ca...