Air tightness / Discussions

What is the process to seal a house using Aero barrier spray?

...airtightness. So would you suggest using air barrier and tape first? Or go straight for the Aerobarrier and bypass all the hassle of membrane and tape? Or is...

Posted by Santiago Pacheco Feb. 13, 2020, 11:06 a.m. Air and vapour barriers 2 Responses

Improving the efficiency of a home built in 1978 during renovations, do I need an HRV?

...air quality could/should be improved in older leaky homes as well. Or would the excessive air leaks make the HRV not effective? The only way to truly know if ...

Posted by joe cruikshank Feb. 8, 2020, 12:08 p.m. HRV and ERV 1 Responses

When I use my stove hood I get smoke odours in my home, is that due to negative pressure and how do I fix it?

...air tightness. Depressurizing a home is a greater concern with newly built and very airtight houses, even with ventilation fans than run at lower CFM rates. F...

Posted by Anonymous Dec. 11, 2017, 12:37 p.m. Healthy indoor air quality 1 Responses

How does a Passive House handle floods?

...air tightness isn’t an issue at all in regards to flooding, after a major basement flood you may have a fairly lengthy drying out period where you would need a ...

Posted by Wendy Tsao May 7, 2018, 12:46 p.m. Foundations and Basements 1 Responses

Do you have a diagram showing effect of winds on the pressure inside the house?

...air through any holes in your building envelope. That will create positive air pressure inside the house, and force air out other holes in your building envelop...

Posted by Bryan Bargen June 8, 2018, 5:20 p.m. Air and vapour barriers 1 Responses