Efficient wall / Guides

Passive House wall system ; Larsen Trusses & dense-packed cellulose insulation
Wall assemblies - new construction

Larsen truss wall systems with double-stud construction & extra insulation for new homes & energy efficient home renovation

...wall assembly that allows for thicker insulation, is ideal for dense-packed cellulose insulation wall systems and a very high R-value building envelope without many of the problems associated with double-stud wall construction. Not only is it a great wall system for new green home building incorporating a double-stud w...

Building science for LEED v4 wall design made easy
Concept and design

Building science for LEED v4 wall design made easy - video

...Wall Design: Building Science The wall we designed for the Edelweiss house, Canada's first LEED Platinum V4 Home is best categorized as a 'REMOTE' wall, a high performance building envelope developed by the Cold Climate Housing Research Centre in Alaska. REMOTE stands for 'Residential Exterior Membrane Outside-in...

Energy modeling simulation of heat loss through thermal bridging
Efficient home design

What is a thermal bridge and why is it so important to break it?

...walls quite unpleasant, rendering part of your home somewhat unusable at times. Wood, metal and concrete in exterior walls act as thermal bridges, conducting far more heat than the insulation on either side of them. But with most types of wall assemblies we have little choice but to use some kind of heat conducting m...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...wall? What is the most energy efficient wall? What is the most soundproof wall? What is the most affordable wall? That is just a short list of things to consider, and despite many people online saying they have " The Perfect Wall " there isn't one right answer, because honestly the perfect wall system for your ...

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

Off grid living blog, part 2: passively heated, this house in Quebec aims for LEED certification

...wall are plenty. It eliminates thermal bridging through studs, provides lots of room for insulation, and the air/vapour barrier is sandwiched between walls where it won't need to be punctured for electrical work, as all wiring is done on the interior 2x4 wall. High efficiency Double wall assembly © Bala...

Built to ENDURE: the Net Zero Heat Kenogami House
Efficient home design

The Kenogami House: designed to ENDURE

...efficient - a high performance home must comprise efficient energy systems and an energy efficient building envelope N - Non-toxic - creating a healthy interior living environment, safe from harmful contaminants D - Durable - a home built to last spreads its ecological footprint over a longer period of time U - U...

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

...efficient and durable walls here : Choosing a house wrap, which is best? How to choose between OSB and Plywood sheathing for Walls The difference between air barriers and vapor barriers How to install siding so walls can dry How to install windows properly in high-performance walls F...

A tiny house that looks like a stack of logs
Tiny house

A portable off-grid tiny house that looks like a stack of wood

The Yeta Log Cabin looks like an innocuous stack of wood, but is actually a sustainably built, portable multi-purpose dwelling. Though only 12.5’ wide x 14.5’ long x 10.75’ tall this efficiently designed space includes a kitchen, bathroom, shower and solar panels for off-grid power. With both kitchen and bathroom be...

Net Zero Energy home
Off-grid and Net-Zero Housing

Net Zero Energy house in Edmonton, Alberta

...wall systems: Different wall systems combined with various technologies are being used to demonstrate diverse methods to achieve Net Zero energy consumption. The showhome and neighbouring home to the West will feature a 12" EnerGard Wall System made with engineered wood and expanded polystyrene which achieve an i...

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapor barriers

...walls, it contracts and squeezes out the moisture, leaving you with condensation. In order to prevent condensation from forming, a vapor barrier should be placed on the warm side of your insulation to stop warm, moist air from condensing on a cold surface inside your wall. In cold climates like Canada, for most of ...

Siding Choices - Board and batten siding
Exterior cladding

Choosing the right exterior siding for fitting, cost comparisons & appearance

...wall finishes: Very expensive - "If you have to ask..." Expected Lifespan of brick wall finishes: longer than yours! Stucco wall finishes Stucco Wall Finish © Yanni Milon Stucco refers to a thin coating of troweled or sprayed on cementituous surface finish that is applied to exterior w...