Ice / Guides

Ice dams on roofs & how to fix them
Roof assemblies - renovation

What causes ice dams and how to fix them is called an ice dam, and it can cause water to backup beneath shingles and Ice dams cause damage to walls and roof structures. How to know if you have an Ice dam problem If you look up and see a big chunk of ice on the bottom edge of your roof, your forensic work is done; you have an ice dam . Despite the roma...

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it? monster that forms in the top of the freezer if the seal is defective - ice dams are caused by warm and relatively humid air leaking from inside a home into an insufficiently ventilated roof space, condensing, and forming ice. What causes ice in attics? Attic ice problems happen when there's a combination of 3 ...

Efficient home design

Phase change building materials - natural heat storage in buildings

...Ice molecules are stuck in lattice, but oscillating in a fixed position. Left in a warm environment, those molecules will absorb energy from the air, reducing the velocity of air molecules (i.e. cooling the air). As the molecular vibrations of the ice increases, it breaks the bonds in the lattice, causing the ice to me...

How to Vent Roofs - the Methods, Vent Types, Fans
Walls and Roofs

Why Roofs need to be ventilated and how to ventilate a roof properly to form. In spring when this ice melts, it will seem like you have a roof leak when in fact there is none (spoiler alert – if your roof ‘leak’ happens on a sunny day, it’s not a ‘leak’). All these effects are why air barriers in homes are so important for durability and energy efficiency. Having said all this, it...

Resilient Homes, why they're important in dealing with Climate Change
Lifestyle and environment

Resilient Homes; Why we need to build to withstand climate change events on the Bering and Chukchi Seas, which this year disappeared weeks earlier than normal in some areas. the effects are far reaching as Ice reflects sunlight more than open water, so the ice melting early has an exponential warming effect in the area. Surface temperatures on the seas are about four degrees above norma...

Top Tips for Getting a House Ready for Winter
Wall assemblies - renovation

Winter preparation for your home - are you ready for the cold? This is particularly noticeable during periods of extreme cold, made worse by high indoor humidity and lower-quality windows. Winterizing your home: Condensation and ice on windows is a sure sign that your home needs checking over Solutions: You can buy a hygrometer (to measure indoor humidity) at most har...

Skylights can be problematic in a high performance home
Windows and doors

Are skylights an asset or a liability? dams and consequently the dreaded leak. Ice damming & frost in attics can be problematic and should be fixed as it will often cause water to back up and possibly get past shingles and metal flashings. Skylights and energy efficiency: Any way you slice it, the deck is stacked against skylights in terms of their ...

Canada Greener Homes Grant 2021 - How to apply fiberglass attic insulation
Grants and incentives

Canada Greener Homes Grant 2021 - the "how to apply" guide - step by step to homeowners so they can begin to plan their retrofits based on priorities (because while shiny new windows look nice, insulation is the gift that keeps on giving.) Recruitment and training of EnerGuide energy advisors to meet the increased demand; this will create new jobs across Canada, and help training estab...

Resilient home construction - Kenogami House of the Year
Efficient home design

"The Most Resilient House in North America" storm that affected 5 million Canadians (17% of the country) and left more than a million without power for days or weeks and caused $2.5 billion in damages—breaking the natural disaster price tag record set by the flood two years earlier. These two events affected Alain deeply, and when his house burned down in ...

What is Interstitial Condensation? (And how to stop it!)
Walls and Roofs

What is Interstitial Condensation in Walls or Roofs? (And how to stop it!) and how to fix it? What causes ice dams & how to fix them And see more Green Building Guides for Sustainable Buildings on North America's favorite sustainable building advice website -

Epiphany 0nE Puck
Renewable energy

A 'Stirling' idea for charging your cell phone your own. image via Trend Setter News How it works: The oNE Puck could not be easier to use. Compatible with all iPhones, iPods, Android phones, and any device that uses a USB charger drawing 1000 mA or less, it's as simple as connecting the onE Puck to your device and setting your drink down. From thei...