Assembly / Discussions

What is the perfect wall assembly?

...assembly to act as a thermal bridge. This looks like it would be the most affordable of the options.

Posted by Paul Drouin Sept. 17, 2020, 6:29 a.m. Wall assemblies - new construction 1 Responses

What ext. wall assembly is recommend for a timber frame house (heavy timber)?

The building will be in U.S. climate zone 4. 60 inches of annual rain. Hot and very dry summers. Since it is wildfire prone, fire resistance is needed. Simple ...

Posted by Heath Jarrett March 10, 2020, 11:38 p.m. Wall assemblies - new construction 1 Responses

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

...assembly so they work best? Hi Sue, Great question, and the short answer is no, wood panels would not change the placement of the vapour barrier in the wall...

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

What is the best approach to insulate the floor in a tiny home, built on a trailer?

...assembly? Anyl help greatly appreciated!! When insulating a tiny house on wheels you need to remember that you will be bouncing down the highway with it, so a...

Posted by Dustin Hartwig May 28, 2020, 4:31 p.m. Tiny house 3 Responses

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

Here is my problem: I have polyurethane spray foam inside the assembly cavity of my walls and unvented flat roof ceiling. It's impossible to air seal all the j...

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

Basement reno - How do I effectively insulate my basement?

...assembly (not imbedded in concrete). I have removed existing drywall, 2x2 studs, 6mm poly, r12 fiberglass insulation, and tar paper everywhere except laundry ro...

Posted by Steve J Feb. 13, 2019, 10:25 p.m. Foundation and basement improvements 2 Responses

What is the best way to insulate a Multi-material wall?

...assembly? As the bricks that sit atop the concrete walls are uneven (along the grout and brick face), would it be best to apply a skim coat of mortar, like Ty...

Posted by Steve J Sept. 29, 2020, 10:15 a.m. Wall assemblies - renovation 7 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...assembly : CMU Wall (cinder blocks) Rockwool comfortboard 80 1.25” to remove few studs and slide behind the framing and fix to CMU wall with concrete nail...

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

Do frost lines where studs are on a wall show a failure of spray foam insulation?

...assembly, but if anything, that may actually show a 'success' of the spray foam rather than a failure. The wood studs will transfer far more heat than the Spray...

Posted by Gerald Crozier July 22, 2019, 10:24 p.m. Insulation and soundproofing 1 Responses

Should a Vapor Barrier be installed over Exterior Grade Plywood?

...assembly until it reaches the cool vapour barrier, where it is at risk of condensing. You definitely need some form or vapor barrier or vapor retarder, perhaps ...

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

Is there thermal bridging in the Edelweiss REMOTE wall?

...assembly, the thermal bridging is drastically reduced. There are other attachment systems, such as the fiberglass Cascadia Clips that also reduce the thermal br...

Posted by David Pantalone Feb. 9, 2020, 4:42 p.m. Wall assemblies - new construction 1 Responses

How do you best use polyiso insulation in a basement?

...assembly that you propose, is that while the stud wall won’t be touching the concrete (that's a good thing) the polyiso panels will be, so that leaves them pote...

Posted by Iain Matheson Jan. 24, 2020, 7:45 p.m. Basements improvements 1 Responses

What type of insulation should I put on the exterior of my new home?

...assembly you mention with 2x6 studs and fiberglass batts would not even meet Ontario Building Code anymore. Many regional building codes can get a little compli...

Posted by Alex Kesheshian April 23, 2020, 12:22 a.m. Wall assemblies - new construction 1 Responses

What is the best wall & insulation combination for Colorado?

...assembly. Those links will give you a good starting point, and to really get your head in the game we have this video of building science made easy that will he...

Posted by Jacob Johannessen July 2, 2020, 11:13 a.m. Efficient home design 1 Responses

Are Insulated Concrete Forms and Gigacrete panels good?

...assembly. If you are planning ICF and Passive house, I would suggest having a look at ThermalWall, a rigid insulation panel designed to attach to ICF blocks (...

Posted by Dallin Sumpter Feb. 21, 2019, 2:46 a.m. Wall assemblies - new construction 5 Responses

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

...assembly and taped it to the exterior air barrier membrane. That would be a solution for new builds, are you looking for a vapour barrier solution for Renovat...

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

Is it OK to put 1 inch of EPS under vinyl siding with no wall insulation?

...assembly can cause problems during the cold season. But, the vapor permeability of EPS could be used to your advantage in this case – 1 inch may be a problem, b...

Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses

Can you mount heavy objects to a Passive House Larsen truss wall?

Hello, I'm thinking of mounting and awning or some sort of solar protection for my deck. I was to mount to the wall of my house but it's a passive home done wi...

Posted by Jay Stevenson July 3, 2020, 2:42 p.m. Wall assemblies - renovation 1 Responses