Air barrier installation / Discussions

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

...air barrier installation? Installing a window properly to avoid air and 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 1 Responses

Basement reno - How do I effectively insulate my basement?

...installation)? I guess the idea is that this allows it to air dry if any small amount of water enters the basement. Does this create a problem within the new wa...

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

What is the best way to frame window openings when adding exterior insulation?

...air leakage rate to about 0.6 ACH (here is our air barrier installation video ). As for ideal window placement within a wall assembly, if you are looking for ...

Posted by Anwas Qwelten May 30, 2019, 8:16 p.m. Windows and doors 1 Responses

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

...barrier on one side, insulation, and wood sheathing on the exterior. With our window installation technique we had the same: a vapor / air barrier (tape) on the...

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

Improving the efficiency of a home built in 1978 during renovations, do I need an HRV?

...air quality could/should be improved in older leaky homes as well. Or would the excessive air leaks make the HRV not effective? The only way to truly know if ...

Posted by joe cruikshank Feb. 8, 2020, 12:08 p.m. HRV and ERV 1 Responses

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...installation would be basically what you did in your video. Thanks Ken Hi Ken, I've posted a response on your orginial question about Larsen trusses...

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

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

...barrier in terms of vapor permeability - Weather barriers and home wraps – which one is best? We also have this page that will top up your understanding, ab...

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

Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?

...air barrier, then install Larsen trusses, cellulose and a breathable house wrap membrane you would be far better off than the idea of an exterior vapor barrier....

Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses

Can you install electric wire in floor heat cables and cork flooring?

...installation video here ) we used a non-toxic adhesive for the tiles. Given that our Edelweiss House is extremely well-insulated and is also heated with an air ...

Posted by C Whitby Aug. 7, 2020, 6:43 p.m. Flooring and stairs 1 Responses

What is your opinion about building a garage on posts (screw piles)?

...air leakage, so be sure to incorporate an effective air barrier into the design. Given that it is a floor and will need to be insulated before a sub-floor is ...

Posted by Les P Dec. 11, 2017, 2:21 p.m. Foundations and Basements 1 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...air, vapour and/or radon barrier, when connections are foamed or taped. MPI is available in rolls or sheets. Optional T&G connections."

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses

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

...barriers) as air barriers , because you could go with an exterior air barrier ( see our exterior peel and stick membrane installation video ), or you can use th...

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

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

...airtight barrier. Thanks, Scott The Zip Sheathing System is an air barrier sheathing 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

Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?

...barriers as a radon barrier, which is better than nothing, but I’d want a thicker one for my home. There is a barrier called Radon Block, which is first of al...

Posted by Grady 22 Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 Responses

Is the ZIP sheathing system good or bad for water control?

...barrier and air barrier. It’s a great concept, but you are not alone in your skepticism. Before you give it a yay or nay, here are a couple of pages that will h...

Posted by Trevor Prinz Nov. 26, 2019, 4:03 p.m. Walls and Roofs 5 Responses

What is the best way to do wall construction using Charred Cedar Siding?

...barrier from UV rays. The most common mistake with siding installation is preventing air flow and having a proper drainage plane where any moisture that does ma...

Posted by Dobie Cheung June 6, 2020, 10:44 p.m. Exterior cladding 1 Responses

Should I build a basement or slab on grade?

Our buider tells us that building a full basement is much cheaper that a "slab on grade" with a four foot frost barrier at the perimeter. We don't understand h...

Posted by robert baker March 27, 2020, 6:54 p.m. New foundations and slab-on-grade 9 Responses