Posts Tagged ‘Heat Recovery Ventilation unit’

ecoHouse 4 - Rainbow House - Whistler duplex combines affordability with high-performance

Wednesday, September 18th, 2013

Nestled among Whistler’s snow-capped mountains, the Rainbow Passive House was the first residential project in western Canada to receive Passive House Certification through the international Passive House Institute [PHI].

By Lydia Dürfeld (more…)


EcoHouse Canada 2 - Air Barriers - The overlooked and essential component of building envelopes

Thursday, April 4th, 2013

Air barriers and vapour barriers are not the same thing. Which one is more important would probably  surprise most builders. While many variables are at play that affect actual numbers, building scientists estimate that as much as 100 times more water vapour can be carried out through walls by air leakage than will be carried out by vapour diffusion. That makes air barriers 100 times more important than vapour barriers. So why is no one talking about them? Because we are too busy talking about
vapour barriers.

By Mike Reynolds

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