Air barriers / Discussions

Where to get good tape for taping air barriers?

...Air Stop are three examples of tapes with much better adhesion." I'm in Montreal and i was trying to find one of these brands of tape in local hardware stores b...

Posted by Frank Suerich-Gulick Sept. 12, 2020, 7:25 p.m. Air and vapour barriers 2 Responses

Does using T & G wood plank instead of drywall affect where we put the vapor & air barrier?

...air barrier . I won't go to far off on a tangent but please see this page about WRBs (weather resisistent barriers) as air barriers , because you could go with ...

Posted by Sue Colbourne Nov. 9, 2019, 6:16 p.m. Walls and ceilings - interior surfaces 3 Responses

How do I create a complete air barrier using a vapour retarding primer?

...air and vapour movement comes from the fact that usually one product (6-mil polyethylene) is used as both the vapour barrier AND air barrier, but air leakage an...

Posted by Mihai Wilson May 3, 2018, 10:15 p.m. Wall assemblies - renovation 1 Responses

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...barriers - Choosing a weather barrier house wrap, which is best? This page explains air / vapor barriers - The difference between air barriers and vapor barri...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

What is the best to insulate metal structures for all seasons?

...air barrier, preventing air flow, but allowing moisture to dry. I understand that any number of air barrier is acceptable, but would inner, outer, or both be pr...

Posted by Morgan Aldridge Jan. 19, 2019, 1:53 a.m. Wall assemblies - new construction 1 Responses

Where does a vapour barrier go when building a shed in southern Ontario?

...barriers, air barriers, etc, how they work, how they differ... I wonder what my next best move would be. Currently I have 2x4 16"oc walls with 1/2 plywood exter...

Posted by Charley Nelson Nov. 5, 2020, 10:09 a.m. Wall assemblies - new construction 1 Responses

How can I insulate an interior back wall that is NOW an exterior back wall?

...air barriers, vapor barriers and thermal barriers (insulation). But that needs to meet your local climate conditions, so, what is your climate zone? Read more h...

Posted by Sabrina Ross Sept. 21, 2020, 10:55 a.m. Wall assemblies - renovation 1 Responses

Does paint work instead of a poly vapour barrier?

...air barrier as well, which is very different, read more here – The difference between air barriers and vapor barriers and how to apply them As for a way to ...

Posted by Bill Fletcher May 6, 2020, 1:46 p.m. Air and vapour barriers 1 Responses

How do you stop air leaks in an old 1950's house?

...air and resulting heat loss is a major problem in this design of house. Air leakage through walls and ceilings is responsible for a large percentage of the heat...

Posted by Don Fraser Sept. 3, 2021, 3:22 p.m. Air and vapour barriers 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

Do I need a vapour barrier in Ontario?

I'm doing some remodelling on a cottage in Ontario. Some walls are being stripped to the studs and getting insulated with Roxul R14, some walls are not. I plan...

Posted by Gordon Harold April 22, 2021, 9:28 p.m. Air and vapour barriers 0 Responses

How do you make an airtight house envelope?

...airtightness levels, you can see a video of it here – How to install air barriers properly to make a house airtight – DIY video As for ERVs, installing a hi...

Posted by Valeriy Kraydman Dec. 1, 2020, 2:52 p.m. Air and vapour barriers 1 Responses

How do you attach exterior siding without affecting the air barrier on a passive house?

...air barrier, they can have wildly different results depending on the care with which they were installed. We prefer high quality tapes and air barriers that a...

Posted by Scott Bowker July 16, 2018, 11:07 p.m. Wall assemblies - new construction 3 Responses

What is the best indoor lighting solution for a single story cathedral ceiling?

...air barriers and vapor barriers, that is quite insightful as not everyone realizes that can be a problem. There is a video on this page below about LED lights y...

Posted by Marc-Andre Roy June 1, 2021, 8:39 p.m. Lighting 1 Responses

Halo Exterra rigid exterior insulation - has anyone work with it?

...air barriers and vapour barriers. Glad you're finding value in our pages, hope this all helps! The Difference between air barriers and vapor barriers Hi Mik...

Posted by George Shannon Jan. 21, 2020, 3:39 p.m. Insulation and soundproofing 9 Responses

Where is the correct vapor barrier location in Chicago?

...air barrier? There is a difference between the two, read more here first – The difference between air barriers and vapor barriers If you plan to have an add...

Posted by Joel Peerson Jan. 31, 2021, 7:31 p.m. Air and vapour barriers 2 Responses

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 3 Responses

Can you put hemp insulation in an attic?

...air barrier. If you don’t have a proper air barrier and you are removing all the insulation, then that is really the perfect opportunity to lay one down. Air ...

Posted by Pamella Weatherly-Phillips Aug. 16, 2019, 11:49 a.m. Roof assemblies - renovation 1 Responses