Technique / Discussions

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

...technique to air-seal my 50's house after doing renovation work. The missing part is how do I deal with recessed lighting and electrical boxes that penetrate th...

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

How do you finish the exterior of slab on grade?

...technique and wondering how you finish the exterior of the footing insulation once the forms are removed, specifically the top of the roxul that would be expose...

Posted by Dave Derouin Oct. 18, 2018, 1:45 p.m. Slab on Grade 1 Responses

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

I am following your technique to seal the windows from inside that is to use Rockwool to insulate the gap and tape for water, air and vapor barrier. I am conce...

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

Can you build foundations and slabs with field stones?

...technique for a new build house, if this is an accptable way to construct walls an possible floors ( stone and concrete) I have access to an abundant amount of ...

Posted by Bryan Squirrell Jan. 3, 2022, 9:50 a.m. Foundation and basement improvements 1 Responses

What is the best way to insulate a home from the outside?

...technique, materials or cost comparisons? There are a variety of products and techniques, I’m glad you found our relevant pages but I will still go over some ge...

Posted by Sylvie Gagnon Dec. 12, 2017, 11:58 a.m. Wall assemblies - renovation 1 Responses

What is the Kenogami House heating system?

...technique work? The owner of the Kenogami house sold it before he worked out any thermal battery heat-storage techniques so I don't have much to offer on that f...

Posted by dean c March 22, 2019, 3:46 p.m. Passive solar home design 1 Responses

How do you install your own DIY radon mitigation system?

...techniques for basements and crawlspaces Sub-slab depressurization is a great method for radon removal, but if the basement is not finished space, one mitig...

Posted by Ariel Fridman Jan. 27, 2020, 10:59 a.m. Radon in Homes - Mitigation 1 Responses

Can a solar thermal air system be coupled to an HRV for heating incoming fresh air?

...technique as it not only warms incoming air in the winter, but also helps cool incoming air in the summer. The benefits of a ground loop would be 24/7, 356 days...

Posted by Brian Billings March 21, 2019, 2:53 p.m. Solar thermal collectors 1 Responses

How do you attach steps to slab on grade insulation?

...technique is that you then have a thermal bridge with the concrete, so that will lead to heat loss and potentially condensation forming as the floor will be ver...

Posted by Mary Alm Dec. 2, 2021, 11:24 a.m. Slab on Grade 3 Responses

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

...technique is needed. For anyone reading along, this is the article – Aerobarrier home and attic air-sealing spray When a house is pressurized, the fine part...

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

How do you do Radon mitigation when with insulating and ventilating a crawlspace?

...techniques could be a DIY solution, particularly having a radon evacuation stack in the floor and covering it with a poly membrane, you will see more about it i...

Posted by Cathy Gaskins Feb. 17, 2021, 3:46 p.m. Radon in Homes - Mitigation 1 Responses

How do can I insulate an existing basement floor from 1906?

...technique, see this page here – Preventing mold when you insulate your basement Once you’ve laid insulation down, you can lay a wooden ‘sleepers’ and a subf...

Posted by Cathy Gaskins Feb. 18, 2021, 11:24 a.m. Basements improvements 3 Responses

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

...technique helped us reach Passive House performance levels (though we didn’t go for Passive House certification, it's actually a LEED Platinum house ), but it h...

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

What is a pet proof, safe and durable wood floor sealer?

...technique, but also to see that you like the look.

Posted by Gail Hagopian Oct. 13, 2020, 11:53 a.m. Flooring and stairs 1 Responses

Can I use an old patio door thermal pane as the cover for a solar air heater?

...technique to build your panel? The only downside that we find with solar air heaters is storing the heat. If you incorporate thermal mass into it you can get ...

Posted by Fred Miller May 20, 2019, 11:44 a.m. Solar thermal collectors 1 Responses

When using larsen trussees, what is the maximum spacing between TJIs

...technique, so its more about finding a reputable installer that will do the job properly.

Posted by steve outlet March 6, 2020, 12:39 a.m. Wall assemblies - renovation 3 Responses

How should I install XPS insulation in a basement?

All, I have what I think is an unusual problem and I’d like suggestions for the best way to address it. I have a below-grade “cinder block” basement wall tha...

Posted by Ken Hunold Dec. 27, 2020, 7:22 p.m. Basements improvements 0 Responses

How do you insulate an exterior wall from the outside?

...technique will significant labor costs to consider. Some spray foam manufacturers have switched to climate friendly blowing agents , so we’d suggest you try one...

Posted by Stuart Seldon Feb. 11, 2021, 12:21 p.m. Wall assemblies - renovation 1 Responses