Moisture damage in homes / Guides

stove hood bathroom fan central vac
Healthy indoor air quality

Removing dust and moisture from homes

...ing source contaminants and moisture from homes helps keep air healthy for occupants, and helps keep home humidity down. Excess humidity in houses can cause moisture damage, but what is not often considered is that added energy consumption involved, as heating moist air requires significantly more energy than heating d...

What is Interstitial Condensation? (And how to stop it!)
Walls and Roofs

What is Interstitial Condensation in Walls or Roofs? (And how to stop it!)

...ing or replacement! To read all about why not to install central air in homes with a poly vapor barrier, see here. Interstitial condensation forming on ceilings and walls. Does interstitial condensation cause damage? Yes, interstitial condensation can lead to damage in homes, the moisture deposited in walls o...

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

Ventilation & air exchangers

...ing between an HRV & ERV system, see here Indoor air quality is important for many reasons: Preventing moisture issues such as rot and mold Preventing damage to windows from condensation Preventing respiratory illnesses caused by interior contaminants Reducing heating costs by not heating exce...

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

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

...inst fire, modern looking, durable and affordable - the question remaining being, how to achieve this? Chris has been building 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 his confidence in this as a building...

Basement Design for walls prevents mold & midlew when renovating & finishing
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...ing indoor moisture and the hidden moisture within basement wall assemblies will control the growth of indoor mold. According to the EPA , indoor relative 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 correct...

How to insulate basements properly
Insulation and soundproofing

Best practices for basement insulation in new home construction

...interior insulation, exterior insulation, or ideally, a combination of both. These assemblies have been designed to prevent moisture infiltration over the service life of a building, along with allowing the original moisture contained in building materials to escape without causing damage. Different types of insula...

Kitchen and Bathroom design tips
Kitchens

Design ideas for durable kitchens and bathrooms

...moisture damage. Look into plywood cabinets for improved durability and better air quality. To avoid water damage, be sure splash areas are finished with moisture resistant materials and properly caulked. This should include caulking joints in cabinets around water (sink units for instance). Low VOC brands of c...

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. We just kept pumping in energy to replace the heat that was escaping in every direction and all was well in the world - or so we thought, before we knew better. Also, a home's interior walls were finished with real plaster in the past, usually on a lath...

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?

...moisture in the ‘air gap’ void. In fact, you're as likely to get condensation on new windows as old windows, and new windows may even increase condensation, since they should reduce draughts in the home. That said, condensation on the inside of windows is something we should try to reduce, since it can damage window fr...

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapor barriers

...int in a wall is the point where the drop in temperature causes air to contract, and water vapor turns to liquid. Since the warmer the air is the more moisture it can hold, where the dewpoint will be in your wall is determined by the difference in temperature from indoor to out, and the amount of moisture in the air (R...

$40k Interest-Free Loans for Green Home Renos, How to Apply Canada 2021
Grants and incentives

Greener Homes interest-free loan scheme 2021 Canada - the ultimate guide

...ing fuel as well. In many states and provinces heating with gas is popular and affordable, but that may not always be the case as fossil fuels continue to dwindle and rise in price. Compare with Europe for example, where "natural" gas is being phased out - in fact the UK has banned all gas powered heating in new home...