LEED v4 / Posts

Help building a LEED Platinum House

...LEED certification Finding a provider Canada’s first LEED v4 Platinum

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

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

8" semi rigid and 5 1/2" between the studs. why not use 8" semi rigid, 3 1/2" between the studs and 2 " more semi rigid on the inside beneath the gyprock? Is t...

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

Update please on Ecohome’s new demo house

Legalett's air heating system uses a sealed, closed-loop system, in part, to control moisture in the tubing and therefore mold growth. In Ecohome’s new demo ho...

Posted by dean c Oct. 16, 2019, 2:04 a.m. Concept and design 1 Responses

If a passive house is designed well is it worth the extra cost for Low E (High solar gain) coatings?

...LEED V4 platinum Edelweiss House, and we had different coatings on the north windows compared to the south. The south windows were a lower R-value, so they do l...

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

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

Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does the plastic vapor barrier 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 Les Poldark Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 Responses
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