Condensation on walls / Guides

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?

...ontinuities in the insulation, corner junctions, badly installed insulation (convective thermal bridges), concrete slab junctions at walls and balconies, servic...

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Exterior damp proofing and drainage mat to protect basements from wate
Insulation and soundproofing

Best practices for basement insulation in new home construction

...oncrete connections in foundations © Ecohome Avoid wood-to-concrete connections: Concrete foundations take five years to fully dry, and...

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Icicles are an indication of heat loss, which can cause damage to insu
Wall assemblies - renovation

Winter troubleshooting - are you ready for the cold?

...on really cold nights to keep it a bit warmer; that works well for me. Condensation forming inside on exterior walls: This can be caused by thermal br...

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Real estate

Evaluating a home before purchase: how to recognize value and potential problems

...condensation and this can leave stains on the frame. (Significant condensation on windows can also be caused by high indoor relative humidity , the cause of thi...

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Condensation on windows leads to mold and mildew in homes
Ventilation

Ventilation & air exchangers

...on’t have cracked furniture, chapped lips or constant nose bleeds, and it’s not too damp for comfort, condensation or heat consumption. If you are in an ol...

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Slab on grade or a foundation and basement?
Foundation choices

Choosing between a slab-on-grade or a foundation and basement

...on-grade construction Slab-on-Grade Construction: Slab on grade polished concrete floor © Bala Structures A slab-on-grade means no basement...

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

The Difference between air barriers and vapour barriers

...walls, it contracts and squeezes out the moisture, leaving you with condensation. In order to prevent condensation from forming, a vapour barrier should be...

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Ice dam
Roof assemblies - renovation

What causes ice dams and how to fix them

...condensation can form on the walls in the back of cupboards. Whether or not you have indentified an ice damming problem, this is an indication that you have a t...

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Triple pane, high performance windows
Windows and doors

What to look for when buying windows

...condensation will form on any surface whose temperature is 6°C or less. If you keep the room temperature at 21°C and 50% RH, condensation temperature will rise ...

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Vapor retarder primer
Air and vapour barriers

Replacing polyethylene vapour barriers with paint

...condensation from forming, a vapour barrier should be placed on the warm side of your insulation to stop warm, moist air from condensing on a cold surface insid...

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Prefab frost-protected shallow foundation form kit
Slab on Grade

Raft slabs - How to build on problem soils

...onduits and radon gas evacuation tubes. Note: We would strongly recommend seeking a plumber with experience in slab-on-grade construction. As all plumbi...

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