LEED Platinum house / Discussions

How hard is it to build a LEED Platinum House?

...platinum level for new single house. Is it possible to submit the application by homeowner to get certified or must it be a personal with LEED AP designation? T...

Posted by Sattar Alfa Aug. 31, 2018, 11:11 p.m. LEED Homes 1 Responses

What options are there for pre fab Passive House kit designs?

...LEED and Passive House ready prefab kit house s, these are available in your area. The LEED Platinum Kenogami house is an exceptional build and was our first ...

Posted by Kim MacKay Dec. 27, 2019, 3:12 p.m. Planning and Design 1 Responses

Can I see details about the heating and domestic hot water systems of the Edelweiss house?

...LEED Platinum Edelweiss House heating strategy Air-source and water-source heat pumps working in tandem

Posted by August Wehrmann March 10, 2019, 9:26 a.m. Heat pumps, geothermal and AC 1 Responses

How much does it cost to build a house by square foot?

...house but on the lower end of the cost scale, check out our Edelweiss House for inspiration. It is a 1,450 square foot LEED Platinum house we built in 2015 for ...

Posted by Mike D Sept. 5, 2017, 4:12 p.m. Concept and design 1 Responses

What is the best option for building our next resilient home?

...LEED V4 Platinum Edelweiss House , our LEED Platinum Kenogami House , and our newest demo house in Wakefield QC has a feature that may be of interest, we instal...

Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses

What are your thoughts about incorporating natural ventilation techniques into the heating/cooling/ventilation design of a house?

...Leed Platinum Edelweiss House in that video actually gets most of its cooling from a heat pump water heater . It also has a ductless mini-split heat pump that o...

Posted by dean c Jan. 18, 2020, 3:51 p.m. Ventilation 1 Responses

Can you help me choose between a slab on grade and pressure treated wood foundation?

...LEED Platinum demonstration home (the Edelweiss House) a few years ago (on a slab) and we were careful to choose healthy building materials such as zero VOC pai...

Posted by Margot Simonot May 20, 2019, midnight Slab on Grade 1 Responses

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

...LEED Platinum), you could back off a bit on the insulation levels if it helped you afford a geothermal system. As for a backup heating system, a wood stove wo...

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

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

...LEED V4 platinum Edelweiss House where we employed a very comprehensive passive heating and cooling strategy in our and we had different coatings on the north w...

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?

...LEED V4 Platinum Edelweiss House . This page has a video about how to build passive solar homes , where you can see how we raised the level of the slab with cle...

Posted by Raoul Lions July 27, 2019, 2:47 p.m. Slab on Grade 1 Responses

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

...LEED V4 Platinum Edelweiss Demonstration house we installed a 10-mil underslab vapor barrier from WR Meadows, we found it to be extremely puncture resistant and...

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

In your Edelweiss house you use 2x6 studs. Why not use 2x4 studs and add 2" rigid on the inside?

...house are fully filled with 2x6s, and would have been much thicker if the structure were made out of 2x4s. Designs with higher levels of glazings are often 2x6 ...

Posted by Tom Wagar Aug. 25, 2019, 3:40 p.m. Wall assemblies - new construction 1 Responses

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

...House performance levels (though we didn’t go for Passive House certification, it's actually a LEED Platinum house ), but it helped get our air leakage rate to ...

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

Was the Kenogami House Worth the Cost?

...house is certified LEED Platinum but also meets Passive House l evels of performance (and then some), but it does go beyond what we consider to be a resonable r...

Posted by dean c March 22, 2019, 3:58 p.m. Planning and Design 1 Responses

What do you think of insulated T Studs in Canada?

...LEED Platinum home that was donated to Habitat for Humanity , and in the process of exploring ideas for efficient home designs we had experimented with I-joists...

Posted by Lee Watt June 3, 2019, 10:57 a.m. Wall assemblies - new construction 1 Responses

Do we have the option to build to meet the reqs. of the Living Building Challenge?

...house projects, as well as having built several LEED Platinum demonstration homes, but we have yet to take the Living Building Challenge. We would be quite happ...

Posted by Lydia Singh Jan. 8, 2020, 1:30 a.m. Green building certifications 4 Responses