Air barrier/ Discussions

Is There a Difference Between an Air Barrier and vapor barrier?

...airs. This page explains it clearly - The difference betweenairbarriers and vaporbarriers What is almost certainly happening is that warm, humidairis e...

Posted by Sherri Mccormick Aug. 17, 2018, 3:24 p.m. Roof assemblies - renovation 3 Responses

How do I seal the air barrier at the top of the exterior wall?

...airbarrier, the best way to bring that inside to create continuity with the ceilingairbarrieris to put it between the two top plates. Putting it on top is ...

Posted by Nicolas Jolicoeur Jan. 3, 2022, 11:05 a.m. Air and vapour barriers 5 Responses

使用T & G木板代替石膏板会影响我们放置蒸汽和空气屏障的位置吗?

...airbarrier. I won't go to far off on a tangent but please see this page about WRBs (weather resisistentbarriers) asairbarriers , because you could go with ...

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

Where to get good tape for taping air barriers?

...AirStop 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

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

...airand vapour movement comes from the fact that usually one product (6-mil polyethylene) is used as both the vapourbarrierANDairbarrier, butairleakage an...

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

What can I use as an air barrier under an old wood floor with no sub floor?

...airflow through the floor. A bit of insulation would be a plus. I think it should also allow moisture to pass through. I would rather put it between the floor j...

Posted by Mimi Costley Nov. 6, 2021, 11:11 a.m. Air and vapour barriers 1 Responses

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

...airtightbarrier. Thanks, Scott The Zip Sheathing System is anairbarriersheathing when the joints are taped as specified by the manufacturer. There should ...

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

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

...barrierwill not work in the vertical plane. Can you explain this concept? the vertical plane need another method to seal? The Aerobarrierairbarrierspray you...

Posted by Santiago Pacheco Feb. 13, 2020, 11:06 a.m. Air and vapour barriers 3 Responses

捆扎的钉子是否会危害膜的完整性?

...airbarrierbecause it has substrate behind it, and the membrane can seal around any screws or nails to a certain extent. See your peel and stickairbarrierme...

Posted by GUY DUPONT Nov. 26, 2021, 11:12 p.m. Air and vapour barriers 3 Responses

Should I vent the space between a block wall and vapor barrier?

...barrier. I have no french drain or any drain sytem. I believe Im right when saying that that space between the block andbarrierhas to breath for the moisture ...

Posted by Nick Santore Oct. 10, 2020, 2:03 a.m. Basements improvements 1 Responses

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

...barriers - Choosing a weatherbarrierhouse wrap, which is best? This page explainsair/ vaporbarriers - The difference betweenairbarriers and vapor barri...

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

你能在天花板上使用防蒸汽涂料而不是聚防蒸汽涂料吗?

...airbarrier, we had our polybarriergo through the wall assembly and taped it to the exteriorairbarriermembrane. That would be a solution for new builds,...

Posted by Anwas Qwelten 6月8日下午3点56分 Air and vapour barriers 2 Responses

Do I need a standard 6 mil poly vapor barrier with dense cellulose exterior wall?

...barrierover the cellulose on the inside under the drywall, will I then cause vapor to be trapped between the outside vinyl /foam board and polybarrier. The fo...

Posted by jeff Chormann May 1, 2020, 9:18 a.m. Air and vapour barriers 2 Responses

How to air seal & ventilate a partial gut reno of a 1901 house?

...airsealing we have done has been applied to the inboard side of the exterior wall studs, and we are running a secondary 2x service cavity inboard of thatairb...

Posted by Zach Zill Feb. 7, 2021, 4:33 p.m. Air and vapour barriers 0 Responses

为什么新添加的刨花板蒸汽屏障外会有霉菌?

...barrierandairconditioning the space. Here is another important page to read – Never InstallAir-Conditioning in a Home with a VaporBarrier你会读……

Posted by Christine ML June 7, 2020, 1:35 p.m. Wall assemblies - renovation 1 Responses

Is spray foam a good way to insulate a house from the exterior?

...barrierbehind our drywall but doubt it - this is an older wood framed bungalow. In addition, i dont expect our interior drywall forms a very greatairbarrie...

Posted by Simon Levitt Dec. 21, 2020, 2:14 p.m. Wall assemblies - renovation 1 Responses

How do you seal windows from the exterior for water and air but not create a vapor seal?

...aircan escape on one side of the wall then it won’t enter on the other side, so oneairbarrieris enough. We covered the exterior gap with wood, and caulked a...

Posted by Piyush Prince Nov. 7, 2018, 12:10 a.m. Windows and doors 1 Responses

What is the best way to do Stucco/E.I.F.S exterior window wraps?

...airbarrierinstallation? Installing a window properly to avoidairand water leaks is left up to the installer, there is no certification that we know of. Ther...

Posted by Pat Estes July 17, 2020, 11:50 a.m. Windows and doors 2 Responses