Insulation levels / Discussions

Should I install basement drain tile vents?

...insulation, studs, vapor barrier), whether it's poured concrete or block foundation etc.. whatever you can tell us. And yes, putting drains through the ground...

Posted by gary taube Dec. 11, 2019, 10:14 p.m. Foundation and basement improvements 3 Responses

What are the factors I should consider for choosing between a slab on grade and basement?

...insulation skirt. Instead of digging down to build a footing and have your load bear below the frost line, you can just lay down a sheet of insulation and move ...

Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses

Should a Vapor Barrier be installed over Exterior Grade Plywood?

...levels. The reality is that all homes in Canada need vapor protection on the warm side of insulation, and almost all new homes now have A/C, but it’s still not ...

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

How do you insulate a cottage crawlspace? It's in the Haliburton Highlands

...insulation to reduce humidity, c) remove the styrofoam boundary from underneath, and d) spray insulation on entire perimeter of plywood skirting? Would moistu...

Posted by Beata Domanska May 25, 2020, 11:38 a.m. Crawl spaces 1 Responses

How do I get rid of moisture with cement floor crawl space that has a vapour barrier?

...levels? Homes (basements, crawl spaces and the whole shh-bang) are best kept below 60% Relative Humidity to avoid mold and I’m wondering how high above that you...

Posted by Cindy Chatham 04 chatham Aug. 25, 2020, 4:47 p.m. Crawl spaces 1 Responses

What do I in my basement where new insulation meets old?

...insulation types? (Old Poly vapour sheet and fibreglass insulation vs new Rockwool and EPS) How do address the areas where the EPS is adjacent to the old insu...

Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses

Can you recommend consultant for hire to optimize tiny home build?

...insulation levels. Too often walls are built thin to maximise space, and without enough insulation they instantly become among the lower performing homes. Read ...

Posted by Felicia Hobert July 20, 2020, 5:39 p.m. Tiny house 3 Responses

Should I test my home for radon gas?

I plan on improving insulation to the point of needing an air exchanger. I thought it best to test for radon gas after I've tightened up the major air leakage ...

Posted by Mary Anne S March 5, 2019, 7:46 p.m. Radon in Homes - Mitigation 4 Responses

Are Insulated Concrete Forms and Gigacrete panels good?

...levels, builders often look for a higher R value per dollar wall assembly. If you are planning ICF and Passive house, I would suggest having a look at Thermal...

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

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

...levels of insulation in the floor to meet the same standard of efficiency and comfort as a slab-on-grade. It will also be more subject to air leakage, so be sur...

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

How do you do a vapor barrier in a dense pack cellulose wall?

...insulation to be compliant with Canadian Building Code . And worth a mention while we’re on the topic - there has been a pretty big innovation in the injected...

Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 4 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...insulation in the basement. Subsequently it probably rained and moisture got in through the unsealed basement windows. Now, I can see the condensation on the in...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 13 Responses

What is the optimal setup for mechanical systems for slab on grade?

...insulation was too abstract a notion, for something you don't actually see. Maybe the new role of a contractor is equal parts educator and builder.... or I'll j...

Posted by Dave Nuttall July 6, 2019, 9:42 a.m. Mechanical systems 1 Responses

How do you insulate a cathedral ceiling?

...insulation. My walls are double 2x4 stud walls 12 inches deep and will have 2-3 inches of closed cell spray foam insulation to create a air and vapour barrier f...

Posted by Raoul Lions Oct. 19, 2019, 8:07 a.m. Roof assemblies - new construction 1 Responses

Is it normal that condensation forms on the windows of my new home?

I have a new house (self-built) on a concrete slab insulated with R22 rockwool and R3 panel insulation. The windows are double glazed wood and aluminum. I do n...

Posted by Kevin Newman April 19, 2017, 10:30 a.m. Windows and doors 1 Responses

What is the best way to make a row house in Montreal Quebec more energy efficient?

...insulation and radiant tubing. Sounds like you already have sufficient height in the basement, but I doubt there is any insulation if it was a 70s-80s pour so I...

Posted by Elizabeth Brown Feb. 26, 2019, 9:09 p.m. Wall assemblies - renovation 3 Responses

Can you provide Crawlspace Insulation Design Assistance?

...levels down, that’s why I’d be thinking of sealing the walls as well. I have a couple of questions for you, what climate zone do you live in by the way? Even ju...

Posted by Randy Christensen Dec. 10, 2019, 12:17 p.m. Crawl spaces 1 Responses