Building envelope / Guides

Naugler House: the most energy efficient Passive House design in New Brunswick
Efficient home design

New Brunswick's most energy efficient home is Passive House designed

...building products as possible. Keeping to these goals helped in making all the hard decisions that come through the planning process. Using the Passive House Planning Package [PHPP] software to ensure the home would achieve the Passive House Standard, we designed the envelope and chose our building materials care...

Affordable Modern Prefab Eco Homes Available - The S1600
Off-grid and Net-Zero Housing

The S1600 - affordable modern prefab eco homes for families

...building techniques here : Prefab homes and buildings report growth in interest 2020 How to stay on budget when building a home Tips for a successful green home build Resilient design features for new home construction Are shipping container homes good or bad? Find more about green h...

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...building envelope shortly thereafter. Vapour barriers stopped the flow of moist air through walls, this of course led to a buildup of moisture in homes, and condensation on windows was common place and hard to stop . This led to a build up of mould and mildew in homes. Modern day airtight homes need mechanical assist...

Air barriers are essential to a properly functioning wall system
Air and vapour barriers

What is an air barrier?

...building enclosures that are less forgiving than the air barrier. Where to install an air barrier: A building envelope should only ever have one vapour barrier, and it goes on the warm side of the insulation. Air barriers on the other hand, can be anywhere in the wall assembly and as plentiful as you like. It is hi...

Concrete floors and timber frame as thermal mass
Efficient home design

The pros and cons of thermal mass in buildings

...building? As mentioned at the beginning, there is really no right or wrong answer to this question. Sometimes it helps, other times it doesn't. If you've received council that you 'should' or 'shouldn't' include significant thermal mass in your home, that isn't entirely accurate unless your building envelope and life...

Geothermal Heating Systems
Heat pumps, geothermal and AC

Geothermal heating for Homes in North America - Does it work & will it save money?

...buildings, saving approximately 50 to 60% on heating and cooling costs, depending on the fuel being compared to. In summer months, geothermal cooling functions in a similar way to standard air conditioning, only heat is not simply ejected into the outside air, but rather deposited deep in the ground for future use. T...

Zero Carbon Homes - The S1600 Prefab Eco Home is affordably Close
Planning and Design

Zero Carbon Homes - The S1600 Prefab Eco Home gets affordably Close

...building products that we’ve used in other demo houses, or that we’ve recently seen arrive on the market, such as building materials made with flax, cork, hemp, straw, and even rice stalks. The importance of energy efficient mechanical systems Once a building envelope has been designed to keep energy consumption to...

How radiant floors work
Delivery: radiant, forced-air and decentralized

How to design for thermal comfort in a home

...building design prioritized thermal comfort for occupants, it is likely we would see a lot more radiant heating, and certainly better building envelopes. If you are custom building a new home, your best chance for a comfortable and efficient final product would come by employing a designer who leans towards high-perf...

Passive House certification - PHI or PHIUS? The Spring House Passive House
Passive House

Everything you need to know about Passive House certification

...building envelopes are optimised for home building professionals or homeowners by Passive House & LEED trained engineers to provide a clear sense of how their homes will perform, and where improvements are best made to save money and energy - a balanced approach to building better homes accessible to all. A typical hom...

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

...building codes. With framing materials factored in, energy modeling shows the effective or 'true' R value of the wall is 36.3. With heat gain from the sun and an airtight building envelope, the energy required to keep this house warm will be a fraction of what most houses use. Within the circle of high performance ho...

How to choose Triple pane, high performance windows
Windows and doors

Our top tips for buying high-performance windows

...building envelope insulation and be left affording only low grade windows, as you would be effectively undoing all your good work to date. When windows perform better, the overall R-value of the wall system is greatly improved. The table below gives an idea of what could be achieved with different window surfaces and...