High humidity in homes / Guides

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

Ventilation & air exchangers

...ing the energy contained in normally fan extracted stale or humid air from homes and using it to treat (precondition) the incoming outdoor fresh air in resident...

The importance of Cleaning HRV intakes

How to keep your HRV clean and operating efficiently

...ing about basic maintenance of some of the mechanical equipment in our homes; keeping your HRV (heat recovery ventilator) clean would be a good thing to keep hi...

Icicles are an indication of heat loss, which can cause damage to insu
Wall assemblies - renovation

Winter troubleshooting - are you ready for the cold?

...ing inside on exterior walls: This can be caused by thermal bridges in the original framing, poorly installed insulation, or even the complete absence of i...

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

Maintaining healthy indoor air quality

...in homes is a bad sign Outside of roof leaks and other building envelope failures, mold and mildew in homes develops in conditions of high humidity, most o...

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

...in the past, drawing in endless fresh air and removing moisture. You just kept pumping in energy to replace the heat that was escaping in every direction and al...

Choosing between an HRV and ERV

Choosing between an HRV and an ERV

...inimal installed rate ( Q ). Some codes (like the National Building Code of Canada) insist on insuring a capability of providing half this value on a continual ...

Better Basement Design on basement walls prevents mold and midlew
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...humidity (RH) in homes should be kept below 60 percent - ideally between 30 percent and 50 percent, In addition to preventing mold forming, maintaining the corr...

cold climat sk
Windows and doors

Skylights: an asset or a liability?

...ing envelope. New homes have ceiling insulation starting around R40, and finding them as high as R60 and R70 is not that unusual anymore, nor is that much insul...

BioSIPS Pre-fabricated straw bale panels
Wall assemblies - new construction

Modern staw bale construction: high performance, durable and affordable

...ing straw bale homes for 18 years, and building them in panel form since the year 2000. He has installed moisture meters inside walls dating back 15 years, so h...

Heat Recovery Ventilation - Lunos video

Lunos ductless air exchanger

...high performance home, bringing in fresh air and removing moisture. An HRV uses the heat in stale exhaust air to warm incoming fresh air. Until now, this has me...

Lifestyle and environment

Resources and getting started

...ind out what funds you have available. Many banks offer incentives for including sustainable green components in your project like installing Energy Star window...