air barrier / Guides

Crawlspace radon barrier installation for radon mitigation
Radon in Homes - Mitigation

Removing radon gas from basements and crawlspaces

...airly good condition should provide enough of an air barrier to contain radon below it. A contractor will drill two small test holes in the concrete floor on opposite sides of the basement, then install a vacuum in one and measure air flow with the other. If there is sufficient air movement below the slab, then a rad...

Installing foam panel insulation, which is best?
Insulation and soundproofing

Rigid insulation panels: which ones to use for different applications

...air quality, and the R value will never change, whereas foam products will deteriorate over time as the gases escape. Mineral wool is rated at about R 4, it is unharmed by moisture, it is not a vapour barrier at any thickness, nor is it an air barrier. It also provides better soundproofing, and being made with stone,...

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

...air sealing & building envelope permeability in homes: Find out All about Air & Vapour Barriers in High Performance Homes - EcoHome Guide Discover the Aerobarrier Home & Attic Air Sealing Spray - EcoHome Guide Replacing Polyethylene Vapor Barriers with Paint - EcoHome Guide

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...air barrier 4) Mesh barrier for cellulose installation 5) Wood studs and cellulose fibre insulation 6) Semi-permeable foam 7) Drainage plane 8) Furring strips 9) Exterior cladding Dense-packed cellulose wall insulation cuttaway © Ecohome However, if high efficiency is your goa...

Installing Siding Correctly
Exterior cladding

How to install siding

...air space between siding and sheathing should also allow humid air to escape. In order for both of these actions to take place, when siding is installed correctly there needs to be a continuous space behind siding where water can drain and air can flow. Common siding installation mistakes to avoid: Caulking the t...

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...

All About Hemp Wood Flooring, How it's Made, Where to Buy?
Flooring and stairs

Natural non-toxic hemp flooring by HempWood & Tennessee Wood Flooring

...barrier under a concrete slab will draw moisture from the ground and any residual moisture in a new concrete floor that hasn't been left to cure long enough can cause adhesives to fail. There is also the consideration that adding a toxic adhesive to a non-toxic floor board sort of defeats the purpose of investing in a ...

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...

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....

Canada's first LEED V4 Platinum certified home - The Edelweiss House
LEED Homes

Canada's first LEED V4 Platinum house - An EcoHome project checklist

...barrier Formaldehyde-free Kitchen Cabinets Split system air to air heat pump installation Air-to-water hybrid electric heat pump hot water heater High performance HRV ventilation system High efficiency ceiling fans for air circulation Triple-glazed argon filled wooden framed passive house standard windows ...