Homes / Discussions

What is the best exterior Wall and Roof Rigid Insulation for a barn renovation?

...homes explains some of that and I'm also wondering whether using a product like Thermalwall with a uniform thickness might not be quicker, stronger and cost eff...

Posted by Ron Busch June 27, 2020, 3:50 p.m. Wall assemblies - renovation 1 Responses

Can you use an HRV or ERV for radon removal in a dirt floor basement?

I have a part concrete and part dirt floor in basement with mildly elevated radon levels. Radon mitigator told us to use a HRV to reduce it by about 50%. Shoul...

Posted by Douglas Touart March 1, 2021, 5:15 p.m. Radon in Homes - Mitigation 1 Responses

Is sealing basement concrete floor against radon a good idea?

Now that I have removed everything from my basement, I have this nice pristine unfinished concrete floor and walls. I have heard of a product called radon bl...

Posted by Tim Hanrahan Sept. 18, 2020, 3:11 a.m. Radon in Homes - Mitigation 3 Responses

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

...Homes Certification a Radon barrier radon evacuation stack is mandatory . To continue about radon – exposure to radon gas in homes is the second greatest caus...

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

Is it possible to reconcile installing a wood stove in a airtight, super-insulated house?

...homes is if they don’t have a direct air feed from the outdoors to the back of the woodstove. A lot of people omit that one crucial feature, and in doing so you...

Posted by rick seward Dec. 23, 2018, 2:49 p.m. Wood stove and biomass heat 1 Responses

Can I spray foam insulate from the outside?

...homes here Let us know more details about our wall assembly and what is behind the siding if you'd like, and we may be able to be more helpful. Exterior wal...

Posted by Kurt Klischuk June 6, 2019, 8:56 a.m. Wall assemblies - renovation 3 Responses

If a passive house is designed well is it worth the extra cost for Low E window coatings?

...Homes There is a lot to it, and it is honestly best left to those who do energy modelling. An example to look at would be our LEED V4 platinum Edelweiss House...

Posted by Joe Van Kuren June 7, 2019, 8:37 p.m. Passive solar home design 1 Responses

Can you elevate a slab on grade foundation?

...homes , where you can see how we raised the level of the slab with clean compactible fill, exactly as you would need to do. You could go with a footing and fr...

Posted by Raoul Lions July 27, 2019, 2:47 p.m. Slab on Grade 4 Responses

What is the best way to insulate a crawlspace to keep humidity down and stop odors?

I have a crawlspace with 4' concrete walls and a cement floor, insulation between the floor joists and has 3 - vents to the outside. I am thinking of 1" foam b...

Posted by Dave Bell Oct. 24, 2019, 3:57 p.m. Crawl spaces 3 Responses

What infloor radiant heating would you use in a corewood home design?

...homes, the cost and complication has never really been appealing. But we have done many hydronic radiant floors, and most recently an air heated floor, which is...

Posted by John Yoho Feb. 6, 2020, 10:59 p.m. Wall assemblies - new construction 1 Responses

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

...homes where something as basic as standard building tape and 6 mil poly are relied upon to act as the air barrier, they can have wildly different results depend...

Posted by Scott Bowker July 16, 2018, 11:07 p.m. Wall assemblies - new construction 3 Responses

What is the best method of building a slab on grade?

...homes on slabs with different methods, our preferred method on how to build a slab on grade would be with an engineered prefab raft slab kit . The reason we lik...

Posted by Jay Law April 19, 2021, 3:09 p.m. Slab on Grade 1 Responses

Where do I start to build a small, affordable, low-maintenance house?

...homes are better. If you are looking for a mobile tiny house, here are a few links to check out: How to Build Tiny Houses on Wheels for Cold Climates Are ...

Posted by Ocean-Lynn Georgelin Oct. 22, 2019, 11:40 p.m. Concept and design 2 Responses

How do you fix high humidity levels in a basement?

Good morning, I bought an older house (built 1965) in September 2018 and shortly after moving in (mid October), I was experiencing extreme joint pains. Stran...

Posted by JR Tadinac Aug. 21, 2019, 11:26 a.m. Healthy indoor air quality 3 Responses

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

...homes with air condition are a problem in some locations, what climate zone or city are you in? We also have this page on wood as an alternative to drywall fo...

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

What is the best heating and cooling system for a slab on grade home?

...homes are delivered by developers. And here’s my final pitch - on an unheated slab on grade, no matter how well-insulated it is it will be cool on your feet, ...

Posted by Matthew Gioia July 7, 2020, 11:03 p.m. Heating and cooling 3 Responses

What is the best septic system if we plan on using the hydraloop

...homes, and the Hydraloop Residential Grey Water Recovery System is a brilliant product. I think your best bet at this point is to contact a septic engineer , as...

Posted by Genevieve Brunet Sept. 9, 2020, 9:16 p.m. Greywater Recycling 2 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...homes & for building new homes with high performance insulation systems such as Passive House or LEED. You can then either fill the new cavity with dense packed...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses