Humidity / Guides

Hemp insulation products for USA & Canada rolling off the production line
Insulation and soundproofing

Hemp insulation in Canada & USA - insulating naturally is an Eco-friendly alternative

...humidity of your home. Denis Boyer also points out that a well-designed wall insulated with hemp has the advantage of allowing the drying not only of the moisture contained in the structural material at the time of construction, but also of the building envelope in the event of any moisture or water infiltration (inf...

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

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

...humidity or regular exposure to water. Rice Stalk MDF alternative in Canada CalPlant signed an agreement in August 2018 with Columbia Forest Products (see more) , who were one of the first investors in this project, to become the exclusive sales agent for these panels in Canada. Columbia Forest Products is the lead...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...humidity and water infiltration, which are typical challenges faced by basements. What's wrong with basements? The costs - ecological and financial : Concrete is very expensive to purchase and extremely energy intensive during manufacturing. The process of building a basement requires 3 costly visits from a team ...

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

Resilient design features for new home construction

...humidity, heat or drought, tornadoes, hurricanes and storm surges. Avoid the most troublesome areas if possible, then if you can, build to withstand the future climate predictions of that region. Here are three basic guidelines that are worth keeping in mind: Simple is better than complicated. Passive is better t...

Choosing between OSB or Plywood for house sheathing for Roofs, Walls & Floors.
Wood and organic materials

Which is better, OSB or Plywood for Roofs, Walls & Floors?

...humidity, so they also heavily conflict with the table below from Oak Ridge Research Laboratories which shows plywood to have a range of between about 1 perm and over 20 perms, depending on relative humidity. So who should you believe? Let us know when you figure it out. It's hard not to consi...

Air and vapour barriers

Aerobarrier home and attic air-sealing spray

...humidity levels, which will influence the setting time of the product”. The company originated in California but is spreading quickly across the US and Canada and is "As Seen on" This Old House on episode 3808. Check the Aerobarrier dealer locator on their website to find out if there is a contractor in your area. ...

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

...humidity problems, and greater environmental consequences. The production of one ton of Portland cement releases one ton of greenhouse gases, and the average home foundation wall uses between 75 and 100 tons. It will also account for between 10 to 15 percent of the total building costs, which does not include finishi...

Building a Passive House that's LEED Certified too - an Owner's Tale
Passive House

An owner/builder's account of building a Passive House

...humidity that might find its way into the wall cavity to dry to the outside). Picking & installing the right air/water membranes and appropriate tapes and being incredibly meticulous in their application is paramount to the building’s airtightness . Double stud wall construction for a Passive House desi...

Passive Solar Home design at it's best - Kenogami House - EcoHome
Passive solar home design

Ecohome Kenogami House wins Home of the Year Award

...humidity at more comfortable levels, along with retaining the added heat energy (known as 'latent heat' that is contained in vapour compared to dry air. The ERV system will continue to offer energy savings in summer months, as removing moisture from exterior air before it is injected into the home makes high temperat...

Suspended-film insulating glass windows are high-performance windows
Windows and doors

Suspended-film insulating glass windows - A definitive guide for these high-performance windows

...humidity rooms. such as bathrooms and kitchens. This can also be useful for home greenhouses and solariums where you want to reduce condensation and temperature swings that can be so stressful to tropical plants and humans alike. This is probably one of the reasons LiteZone Glass Inc won "Product of the Year" from th...

Spray Foam Insulation - Is it Good or Toxic & Dangerous?
Insulation and soundproofing

Is spray foam insulation a good choice for your home? Or a toxic recipe for disaster?

...humidity levels, and a very specifically-mixed chemical ratio. There is nothing there that makes us comfortable with this, because rarely does anything in on-site construction work out exactly as planned and rarely does it stay on schedule. We have seen spray foam being applied in wide ranges of temperatures and humi...