Frost in attic / Guides

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?

...ing 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 issues with a home's building envelope - and the thing that most often alerts home owners that a problem exists is a wet patch in the...

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

...in the attic, pulling fresh air from the vents (like the ones in the soffit) and pushing hot or humid air outside. Attic fans can fulfill a year-round function. In the summer, you can drastically reduce the temperature in the attic, helping to lengthen the life of the roofing shingles and sheathing and the paint on s...

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

What causes ice dams and how to fix them

...ing to occur. Ventilation equipment such as furnaces, duct work and air conditioning are rarely seen in attics anymore, but if you have such equipment up there it is likely contributing to ice damming. In addition to that, you are probably adding 25% to your operational costs by having air handling equipment in what ...

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

Winter preparation for your home - are you ready for the cold?

...indow frames and wall assembly from moisture damage by stopping humid air from escaping and depositing moisture in the wall around your windows. Read more here about what to look for when shopping for high performance windows. Drafts around windows and doors: Drafts in homes from windows & doors are worse in wint...

The Best 10 Energy Saving Tips for Green Homes - EcoHome
Wall assemblies - renovation

Green home improvements: an energy-saving pyramid scheme that actually works!

...ing . Additional attic insulation is a great way to save money, but be sure to maintain eaves ventilation © Ecohome Attic insulation: The most crucial place to ensure proper insulation for energy saving and money saving is your roof. Older homes may have insufficient insulation and a lot have none. For some h...

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

...ines contained within it to be able to work out what areas will benefit most from energy efficiency upgrades. But, we always suggest starting with optimizing the insulation for the building envelope, as insulation is the gift that keeps on giving! Home insulation Updating eligible attic/ceiling insulation, exteri...

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!)

...interstitial condensation? Interstitial condensation is a form of damp that occurs most often in winter when warm, moist, internal air from inside a structure finds its way into cold exterior walls, floors or roof and ceilings . It can also be caused in in summer months in conditions of high external humidity in comb...

Installing Siding Correctly
Exterior cladding

How to install siding

...ing the top cladding board to trim boards: This creates a dead end that traps humidity in walls behind siding. Cutting boards short and relying on caulking to fill the gap: Caulking will eventually fail, letting water in but also potentially keeping it in. Boards are best installed tight, a certain amount of shrinkin...

Passive home designer Harold Orr, one of the original high performance homes
Passive solar home design

The principal designer of the house that inspired the global Passivhaus movement reflects on the project that started it all.

...interior partitions to be installed after the ceiling has been drywalled. THIS ALLOWS THE AIR / VAPOUR BARRIER TO BE INSTALLED IN LARGE SHEETS ON THE CEILING and saves time and materials in installing the ceiling and best of all makes the ceiling very much tighter than with other methods. In the SCH we used a double ...