We want to use fir T and G for our interior walls instead of drywall (new build with plywood exterior sheathing and Tyvek - which will eventually have cedar shingles). What's the best thing to use for air and vapour barriers and where should we put them in the wall assembly so they work best?
How do I create a complete air barrier using a vapour retarding primer?
Posted by Mihai Wilson May 3, 2018 Wall assemblies - renovation 1 response
Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?
Posted by Anomika Singhn Oct. 1, 2018 Air and vapour barriers 1 response
Where does a vapour barrier go when building a shed in southern Ontario?
Posted by Charley Nelson Nov. 5, 2020 Wall assemblies - new construction 1 response
Is There a Difference Between an Air Barrier and vapor barrier?
Posted by Sherri Mccormick Aug. 17, 2018 Roof assemblies - renovation 3 responses
Where is the correct vapor barrier location in Chicago?
Posted by Joel Peerson Jan. 31, 2021 Air and vapour barriers 2 responses
Can you use a vapour retarder paint on the ceiling instead of using a poly vapour barrier?
Posted by Anwas Qwelten June 8, 2019 Air and vapour barriers 2 responses
Should a Vapor Barrier be installed over Exterior Grade Plywood?
Posted by Michael Klauck March 6, 2020 Air and vapour barriers 1 response
How can I get rid of moisture between the vapor barrier and the insulation in a basement?
Posted by David Mitchell Aug. 14, 2018 Basements improvements 50 responses
What is the best way to deal with a drop ceiling in a high humidity room?
Posted by steve Roberts Dec. 24, 2019 Walls and ceilings - interior surfaces 1 response
How do you insulate a ceiling and finish it on the inside with wood?
Posted by antonija klotz Oct. 20, 2019 Roof assemblies - renovation 1 response
Why is there mold on particle board outside vapor barrier on new addition?
Posted by Christine ML June 7, 2020 Wall assemblies - renovation 1 response
Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?
Posted by Grady 22 Aug. 17, 2019 Air and vapour barriers 3 responses
Is there anything I can do about a vapor barrier on the wrong side of a basement wall?
Posted by Iain B Feb. 8, 2021 Basements improvements 8 responses
How do you seal windows from the exterior for water and air but not create a vapor seal?
Posted by Piyush Prince Nov. 7, 2018 Windows and doors 1 response
How do you do a vapor barrier in a dense pack cellulose wall?
Posted by Ian MacKay July 26, 2018 Wall assemblies - renovation 4 responses
When do you use air barriers, vapor barriers and radiant barriers?
Posted by Brandon Churchill July 19, 2023 Air and vapour barriers 1 response
Should I vent the space between a block wall and vapor barrier?
Posted by Nick Santore Oct. 10, 2020 Basements improvements 1 response
Should I install a poly moisture barrier before the rigid foam board against a basement wall?
Posted by DONandCATHY Crenna Dec. 14, 2020 Basements improvements 3 responses
Do I need a standard 6 mil poly vapor barrier with dense cellulose exterior wall?
Posted by jeff Chormann May 1, 2020 Air and vapour barriers 2 responses
How do you install rigid insulation to the outside of a brick house"
Posted by Gordon CASWELL Dec. 13, 2019 Wall assemblies - renovation 1 response
Combo structural sheathing, WRB and thin insulation panel in Ontario?
Posted by Steve Bull Jan. 14, 2020 Walls and Roofs 3 responses