Moisture barrier / Guides

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it?

...barrier at all, you really do need one. This requires lifting insulation, laying down a polyethylene vapour barrier over the whole surface (it can go up and dow...

Ecohome's Kenogami House 'The Most Resilient Home in North America'
Concept and design

Resilient design features for new home construction

...barriers on basement walls; this will trap moisture and cause rot and mold in basements. Resilient wall construction: Moisture in its various forms is the...

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

Ventilation & air exchangers

...barriers became a part of the building envelope shortly thereafter. Vapour barriers stopped the flow of moist air through walls, this of course led to a build...

Polished concrete floors and counters
Paints, finishes and natural coatings

Finishing concrete floors with silicate densifiers

...moisture pass through, others are not. If a concrete floor has no vapour barrier below it or if the concrete has not sufficiently dried, 'waterproof' sealers su...

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

...Barriers in High Performance Homes - EcoHome Guide Discover the Aerobarrier Home & Attic Air Sealing Spray - EcoHome Guide Replacing Polyethylene Vapor Barr...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...barrier when installed with multiple layers and offset joints as it will not absorb moisture from the ground. • Building on high ground eliminates any risk of...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...moisture has left, and in the same manner that we build above ground where walls can dry to the exterior. By sealing moisture sensitive materials (wood and fi...

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

...moisture and insect damage; it's more prone to warping and letting gas escape. Aluminum Windows: Pros: Sturdy and durable; recyclable; requires little m...

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!"

Air Tightness in Houses - All about Balancing Air Pressure in the Home We go on incessantly here about the importance of air barriers in home construction to...

Lasagna Gardening - How to Build an Easy Vegetable Garden
Food production

Lasagna gardening - the easiest vegetable garden at home?

...barrier on top of grass in a way that uses the nutrients from existing lawns to grow food. Lasagna gardening - the pros & cons First, the pro's of lasagne g...

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

Maintaining healthy indoor air quality

...moisture so that the problem can be addressed. It can often be due to insufficient insulation resulting in condensation, improper vapour seals, or water in bath...