Cooling / Guides

Comparing ground source and air source heat pumps
Heating and cooling

Heat Pumps: Ground source geothermal GSHP or air source ASHP, which one is best for heating a home?

...cooling your home in summer you are warming the ground for the next heating season. Whichever system you choose - air or ground source, condensing and moving heat from one place to another is much more efficient than generating heat and that is the reason that heat pumps are a hot topic in the performance building comm...

Multi-unit Passive House for Heiltsuk First Nation on Campbell Island,
Passive House

Multi-unit Passive House for Heiltsuk First Nation in British Columbia

...cooling energy than an average building. The Bella Bella project was seen as an opportunity to put this change into practice. An RFP (request for proposal) was issued for a design/ build contract, including a basic program, design criteria and the requirement for Passive House certification Mobius Architecture had ...

Leed platinum plaque
Green building certifications

All about green home certification programs & rating systems for USA & Canada

...cooling your house. Typically a certified Passive House would be expected to operate approximately 90% more efficiently than a house built to code. That is pretty close to a ‘net-zero ready’ house, often a modest photovoltaic solar system is all it takes to achieve the elusive $0 utility bill. R-2000 homes: This ra...

Solar Air Heating Panels for Homes - How to Build DIY
Solar thermal collectors

All about solar air heaters - DIY or purchased

...cooling are an ideal way to pressurise the system and get air moving for solar air heaters installed off-grid. Pop-can solar panels: This is nothing short of brilliant and could be the only solid reason to justify drinking pop. It is however a rather time consuming process - cans need to be cleaned, have holes cut in...

Concrete floors and timber frame as thermal mass
Efficient home design

The pros and cons of thermal mass in buildings

...cooling. Heat security: Having significant thermal mass in your home can be a big advantage in winter in the case of power outages, as virtually all commonly chosen heating systems rely on electricity to at least get started. If your house has heat stored in mass inside the building envelope, it will slow the tempera...

Thermal image showing where home heat loss is occurring.
Insulation and soundproofing

How insulation works

...cooling, and in some respects, how durable it will be. The transfer of heat (or heat loss) occurs in 3 ways: conduction , convection and radiation . Within a home those 3 factors can impact each other and in effect work in conjunction, most often against you. CONVECTION refers to the transfer of heat due to the mov...

First Passive House in BC Whistler

B.C.’s First Passive House was built in Whistler in 2012.

...cooling and building operation than a standard house, the Rainbow Duplex was assembled in 4 ½ days using a prefabricated panelized system manufactured by BC Passive House. A successful passive solar home is designed to absorb as much of the sun’s heat as possible in the winter months, without over heating in summer m...

Problem areas of air leakage in a home and blower door test being cond
Air and vapour barriers

Airtight Construction of Homes is Essential: "Your house sucks." "Oh yeah? your house blows!"

...cooling costs or your discomfort. There is also a minor durability concern that warm, humid outside air may cause condensation when it arrives at a cool surface on the interior of your wall assembly, like your vapour barrier. The greater the differential in temperature between inside and out, the greater the concern. ...

An attic with 'insulating paint' which doesn't insulate
Insulation and soundproofing

Does 'insulating paint' work?

...cooling going full blast, he froze in the winter and cooked in the summer. That's karma for you I guess. Sorry to sound so flippant about it but it really grinds my gears to see good people getting fleeced of their money and thinking they've solved a problem when they haven't. Not only do they get their pockets picke...

How much is Too Much Insulation in my Attic or Walls?
Insulation and soundproofing

How much insulation is too much in attics and walls?

...cooling costs). In 5 years the investment is paid and you will keep an extra $400 a month in your jeans for as long as you live in the home. That is a simple equation to answer one simple question of when the actual money spent will be back in the bank. Beyond that, a well-insulated house is, for many reasons, usuall...

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

Ecohome Kenogami House wins Home of the Year Award

...cooling design will likely make air conditioning unnecessary except in extended heat waves with high night time humidity levels. Life in the Kenogami House As homeowner and part of the Ecohome design team, Alain Hamel will continue to experiment with the latest energy systems to further enhance the performance and ...