Standards / Discussions

Are Insulated Concrete Forms and Gigacrete panels good?

I want to build a house to passive house standards and keep it to a relatively small budget. I stumbled upon ICFs and Gigacrete while researching building mate...

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

Can you dual-wire a house, part AC and part DC?

...standards, is there any way to get around building it exclusively with AC power systems? I would like to build it with at least the lights running on a straight...

Posted by Lee Watt March 17, 2019, 12:17 p.m. Solar photovoltaic 1 Responses

What windows should you use when trying to build a Passive House?

...standards. I'm finding this aspect the hardest. Any suggestions or referrals would be greatly appreciated. The fiberglass and passive house windows and doors te...

Posted by Raoul Lions Jan. 25, 2019, 2:18 p.m. Windows and doors 1 Responses

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

We are in the planning stages of designing a new home to be built to passive house standards, although not interested in certifying it. We are trying to decide...

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

Can Ontario contractor easily build home to code?

Hi! I live in Ontario and I'm wondering if it's easy enough for a contractor here to make adjustments to the home when assembling it to make it to code in Onta...

Posted by Kaylan Ssenfuma March 29, 2021, 3:01 p.m. Building codes 1 Responses

What is a thermal break solution at a door threshold?

...standards. Are there any readers out there that have any insight that might help me? I know there was a product by Compacfoam, but this doesn't seem available i...

Posted by Shaun B Sept. 13, 2020, 6:31 a.m. Slab on Grade 2 Responses

How much window area can i have in passive house?

...standards or are you going for certification through a Passive House institution? A Passive House designer will be the one to determine the overall design and h...

Posted by tony wolff March 4, 2021, 9:25 p.m. Windows and doors 3 Responses

Where can I find qualified green builders/modular or prefab homes in Port Townsend WA?

...standards here on this page - LEED and Passive House ready prefab modular kit houses for Canada and the US We can't get you one right way in Washington but ...

Posted by Alyne Galm June 27, 2020, 3:40 p.m. Architecture and plan design 3 Responses

Is there any risk to a concrete foundation from adding interior insulation?

...standards of concrete are very different than a century ago, there was very little consistency in the mix, so you just never knew what you would get a century a...

Posted by Drew Tozer Jan. 5, 2021, 12:57 p.m. Basements improvements 4 Responses

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

...standards. Here is a page on Larsen Truss installation - How to Build Double-Stud Larsen Truss Walls, Renovation & New Homes Is this for a new construction ...

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

What is the approximate cost per square foot for an ECOHOME?

...standards of building code, since building in a factory is more efficient in both material savings and labor. Our current manufacturing facilities are in Cana...

Posted by anna franz April 13, 2021, 3:43 p.m. Architecture and plan design 1 Responses

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

...standards, and while the 2 inches would certainly not be overkill, I"m glad to hear you aren't In Minnesota or Winnepeg and thinking of 1 inch of EPS.

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

How do I find a reliable house inspector in Ottawa, Ontario?

...standards and codes of conduct to become and remain members. If your inspector has no education and no affiliation that could be cause for concern. Hands on exp...

Posted by Christa Mooney April 3, 2021, 1:17 p.m. How to Find Qualified Green Building Professionals 1 Responses

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

...standards than building code and will require that you add a slab vapor barrier, and to achieve LEED for Homes Certification a Radon barrier radon evacuation st...

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

What Should You Look For When Buying a Slab on Grade Home?

...standards, but, even that may or may not even match building code requirements today. That long preamble is to say, what would concern me most is the amount of ...

Posted by Mike Molloy Nov. 6, 2019, 7:29 p.m. Slab on Grade 1 Responses

What is your experience and thoughts on pre-fab wall assemblies?

...standards (not seeking certification though). We plan on having solar panels and will be only on electricity, no natural gas or propane. Our design calls for up...

Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses

Is an HRV or ERV system best in a cold climate?

...standards are sometimes overkill in certain climates, but certainly not for an off grid house in the woods of Minnesota. So for finding the best HRV or ERV is, ...

Posted by Michael Duncan Nov. 14, 2019, 3:53 a.m. HRV and ERV 1 Responses

How do you Insulate a 3 season cottage?

...standards that we like to target, so as mentioned above I would but batts between the studs, a vapour barrier and then some drywall or wood as you prefer. You...

Posted by Terry Skindilias April 23, 2019, 9:27 a.m. Wall assemblies - renovation 4 Responses