Engineered wood products / Guides

MDF Formaldehyde Free Alternatives - Made from Rice Stalks
Healthy indoor air quality

The formaldehyde-free MDF non-toxic alternative made of natural rice-stalks

...wood materials, there are other durability and air quality issues with MDF and other engineered building products. Solid wood is a very difficult place for mold to form, but it becomes increasingly easier the more processed a wood product is. And while these products constitute an excellent re-use of natural material...

Timber frame construction
Wood and organic materials

Wood frame construction

...wood products and innovative building practices are helping to increase the use of wood. However, the acceptance of engineered structural materials by building codes could also contribute to that increase. An additional benefit of certain types of engineered wood products is the ability to use smaller pieces that wou...

Which wood is best for framing timber frame construction in homes?
Wall assemblies - new construction

Lumber choices for wood frame construction - choosing timber for framing & building homes

...wood framing of a passive solar home with FSC certified wood: Engineered wood products for framing homes Engineered wood requires more processing than standard wood. As may be expected, engineered wood is more expensive than the types described above, and has a higher embodied energy given that it undergoes mul...

Eco-friendly & Healthy Flooring is best for Green Homes
Flooring and stairs

Eco-Friendly Flooring material options for Green-Homes

...wood. Choosing FSC products promotes the market for responsible forestry management. Engineered hardwood floors: Engineered wood is comprised of several layers of plywood forming the core of your flooring, with a top layer of hardwood. When finished, engineered wood will look like any other hardwood floor. ...

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

...products. A hemp crop goes from seed to ready-to-harvest in as little as 120 days, which helps preserve forests that are being clear cut to supply softwood lumber to the housing industry. Read more here about other hemp building materials on the market and why they are sustainable. Hardwood flooring companies w...

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

...engineered wood products that are far more susceptible to moisture damage than solid lumber . If you were thinking it's ok to build a new home with OSB "because everybody does it", see why we consider that the small extra cost of plywood may be worth it when compared to the disadvantages of OSB here . So; why do new ...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...wood finish to it. Most engineered hardwood products can be added to a slab on grade without risk of cupping and cracking. Such wood can be found pre-finished so you don’t have the detrimental health effects from the VOC's from varnish applied onsite, or you can purchase raw wood and apply a non-toxic natural wood fi...

Crawl Spaces or Slab on Grade Foundations?
Crawl spaces

Should I Build on a Slab on Grade Foundation or a Crawl Space?

...wood finish to it. Most engineered hardwood products can be added to a slab on grade without risk of cupping and cracking. Such wood can be found pre-finished so you don’t have the detrimental health effects from the VOC's from varnish applied onsite, or you can purchase raw wood and apply a non-toxic natural wood fini...

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

...wood does act as a thermal bridge, but not nearly as much as metal, and with engineered I-joists, at only 5/8ths of an inch, the conductivity of the wood isn’t a great concern and becomes even less so the deeper it is. Fiberglass thermal spacers or "Cascadia Clips" The purpose of fiberglass insulation fasteners is ...

Earthship in Taos, New Mexico, shame they don't work in cold climates
Concept and design

Do Earthships work in cold climates?

...products that use blowing agents with very intensive greenhouse gas emissions (GHGs). This is obviously not a critique of home insulation, but I do question his choice of XPS foam over less environmentally harmful products. Alex Wilson, founder of the Resilient Design Institute on XPS foam - Blowing agents create tin...