air barrier / Guides

Non-toxic building materials can improve home air quality
Healthy indoor air quality

Maintaining healthy indoor air quality

...air than humid air. If you have a mould problem, clean it with detergent. But mould will always come back unless you address the issue that caused it. See our pages on ventilation and air exchangers for more information on home humidity. VOCs Volatile organic compounds form a large part of household chemical poll...

Free Energy Audits, Net Zero Home Grants & Interest Free Home Renovation Loans
Grants and incentives

0% loans & Grants for Green Home Renovations & Construction - A Boost for Canadians in 2020

...aired. A large percentage of heat loss from a home is due to air leakage , so part of your energy audit will be a blower door test , which will help you find and fix air leaks. Our Quebec office recently had a full renovation which gave us an opportunity to try an air barrier spray for sealing air leaks , and we were...

Gabion walls can be used for building homes
Concrete and masonry

Gabion Walls - what is a gabion cage & how to build with them?

...air infiltration is controlled through the gabion cage walls, so we will run with the assumption that the architects have included an air barrier component to the wall system. Gabion walls used for structure and aesthetics in the ZEB Pilot House More about gabion walls: Gabion walls are suitable for all typ...

Shipping container homes, Good or Bad?
Architecture and plan design

Are shipping container houses environmentally friendly & good or bad to live in?

...air quality might be a problem as the walls of a shipping container are designed to be airtight. Be very careful with any products being used inside a shipping container home to make certain they are formaldehyde free - especially wood panel products . 5. Cost: A container house doesn’t automatically mean a cheap b...

Wood frame Triple-glazed, argon-filled windows in the Ecohome Demo House
Windows and doors

Choosing windows - which window frame? wood v aluminum v vinyl

...air, so you don't necessarily need all your windows to open. If you have a fixed budget, it may be best to install fixed windows in some places and put that extra money into quality. Casement windows have a distinct advantage in bringing in fresh air, as you can wind them out to specific angles so they direct air int...

Why Radon maps by state or province shouldn't replace testing

Radon Levels by State & Province - Why a Radon Test is Essential

...air intake can depressurize your home and litterally suck the radon up from the soil through cracks in your foundation. Read more here about How to keep your HRV and ERV clean and operating properly . Keep HRVs and ERVs clean to protect indoor air quality and prevent accumulation of radon gas in homes How to fi...

Building Climate Zones USA & Canada Maps Help with Specification of Homes
Planning and Design

Climate Zones in USA & Canada for Building Homes

...barrier on the warm side of the insulation to prevent moisture from rotting walls, whereas with air-conditioned homes in Florida, the vapor barrier goes on the outside of walls. If you assemble your wall in the wrong sequence in either climate, it will likely rot in fairly short order. Then you need to consider the a...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...air heating, it does not blow dust around your home. So it offers an advantage for cleaner indoor-air quality than a crawl space foundation. A polished concrete floor with a non-toxic finish is the most durable and healthy flooring material you can choose for a slab on grade foundation. The only downside is that it c...

Techniques for reducing sound transmission in buildings
Insulation and soundproofing

Controlling sound transmission in buildings

The first step to controlling sound transmission in buildings is assessing the situation. What kind of noise is it? Noise in buildings is usually assigned to one of three classes: Airborne sound: Sound such as voices, TV or stereo sounds. The source does not strike or vibrate against the structure of the building....

Passive House in Quebec
Passive House

The Passive-Aggressive House - Our History of a Passivhaus Build

...air barrier. As a result, the blower-door test proved the house met the air-tightness requirements, which is no small feat. Near the end, passers-by would holler out, “Nice house.” Much like the process of having a baby, we took great pains to ensure the health and safety of our creation, and then only wanted to hear...

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

...barrier prevents that from happening and you will inevitably trap moisture inside your walls. Depending on the situation there are other options that can be more durable and affordable that will better protect your home air quality. Insulating under concrete floors is essential Many building codes have only recen...