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

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. 1 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 help with passive solar greenhouse exterior wall details?

...barriers and air barriers are important, but in order to retain heat from the day you would need to include some sort of thermal mass . I would say your first s...

Posted by Rick Carter Aug. 11, 2020, 8:06 a.m. Greenhouses and Sunrooms / Solariums 1 Responses

Should a Vapor Barrier be installed over Exterior Grade Plywood?

...barriers can be a problem with homes that are air conditioned, because it reverses the vapor drive. When it is hot and humid, that warm moist air can find its w...

Posted by Michael Klauck March 6, 2020, 1:24 p.m. Air and vapour barriers 1 Responses

What is the best material to use for wall and roof insulation?

...air barriers for energy efficiency and durability . If walls are not built with airtightness and an ability to dry, they are at a far greater risk of developing...

Posted by Babak K July 12, 2020, 8:43 p.m. Insulation and soundproofing 1 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...air space regardless of how you space it, and air spaces are always good to have. But, it is also very important to make it airtight. If you have a Basement wal...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

Can you use a vapour retarder paint on the ceiling instead of using a poly vapour barrier?

...air barrier , we had our poly barrier go through the wall assembly and taped it to the exterior air barrier membrane. That would be a solution for new builds,...

Posted by Anwas Qwelten June 8, 2019, 3:56 p.m. Air and vapour barriers 2 Responses

Combo structural sheathing, WRB and thin insulation panel in Ontario?

...barriers, for the most part they seem to have good performance when installed properly, and so long as they actually do what they claim to do then you can save ...

Posted by Steve Bull Jan. 14, 2020, 6:06 p.m. Walls and Roofs 3 Responses

Which house wrap is best?

...air barriers properly for a durable and energy efficient house How to install siding so walls can dry As for your pine siding, are the boards going to be ho...

Posted by Kathy Moller Aug. 2, 2020, 11:50 a.m. Air and vapour barriers 1 Responses

How do you prevent walls from rotting in humid climates?

...air barrier to limit the amount of humid air that will escape through walls. The most important thing to do is what you are already doing, which is to consi...

Posted by Rose Alderson Nov. 5, 2018, 4:34 p.m. Wall assemblies - new construction 1 Responses

What is the best way to insulate a 2x8 wall?

...air barriers vapor barriers etc, which will likely help as you try to settle on a wall system. Ok on the is what I was thinking not breathable.....there is a pr...

Posted by Michael Sweglar July 8, 2020, 10:43 a.m. Wall assemblies - new construction 3 Responses

What is the best foam board insulation under drywall?

...barriers on either side. So you wouldn’t need to add a 6-mil vapor barrier afterwards, you just need to tape the joints. There is some evidence of panels shrink...

Posted by Wesley Pracht Jan. 11, 2020, 8:10 p.m. Wall assemblies - renovation 1 Responses