Interior sheathing / Guides

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?

...sheathing . When you count sub-floors, roofs and wall sheathing, OSB claims about 70% of the wood sheathing market in North America over plywood. Both products ...

Interior sheathing wood frame construction
Air and vapour barriers

Interior sheathing as an air and vapour barrier

...interior sheathing on previous buildings, Wakefield Construction has achieved ACH results that are a fraction of that, as low as 0.4 ACH. There is a common...

Concept, design and architecture

Building science made easy - video

...sheathing; the difference is that vapour and air control layers are moved to the exterior of the sheathing, then additional insulation is installed outside of t...

Installing Siding Correctly
Exterior cladding

How to install siding

...interior control layers (ie. the building envelope) to do their jobs without being assaulted by wind, precipitation and UV rays. Walls in heating/cooling c...

Wood frame construction timber choices
Wall assemblies - new construction

Material choices for wood frame construction

...sheathing, as well as certain interior finishing applications and furniture. Engineered wood is at greater risk of moisture damage, Polyethylene vapor barri...

Off grid, passively heated and cooled house in the Gatineau Hills, Que
Off-grid and Net-Zero Housing

Off grid and passively heated, this house in Low, Quebec is aiming for LEED certification

...sheathing; house wrap; strapping; cement board siding. The ceiling is a mix of Roxul mineral wool batts and cellulose totalling R80, the bas...

Choosing between renovating and rebuilding
Wall assemblies - renovation

Renovating or tearing down and starting over

...interior top edge of exterior walls. I once had a client with that very design who was tipped off to the problem by water droplets forming on the interior ...

Photovoltaic solar panels
Renewable energy

Solar heating and energy generation

...interior reflective blinds or deciduous trees that offer summer shade, but lose their leaves and allow winter exposure. Windows should be designed and posi...

Tyvek home wrap left exposed to wind and UV rays
Air and vapour barriers

Weather barriers - what they do and how to install them

...sheathing, housewrap, strapping and siding. Other options for wall assemblies can be found in our building guide . Just like a canvas or nylon tent, water ...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope

...interior polyethylene vapour barrier. Since we build outside with wet materials, buildings start out wet. Over their service life they will continually get wet ...

The passive solar home in Lac Kenogami, Quebec
Passive solar home design

Ecohome design wins House of the Year Award from Green Builder® Magazine

...interior loads (appliances, lights and people) and the sun for heat. So can a house built to Net Zero Heat specs actually stay at 20°C all winter long by i...