Edelweiss House / Discussions

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

...Edelweiss house where it indicated "a hydronic radiant floor and an air source heat pump". Can you post more details on which systems were used? For example, is...

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

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

...Edelweiss 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 ...

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

Looking to build a small home as eco as possible, where do we start?

...Edelweiss House. Here are a few pages I would recommend as a starting place. What to look for in a home building lot How to build a passive solar home H...

Posted by Jenn Bisson July 12, 2019, 12:12 p.m. Planning and Design 2 Responses

Can you elevate a slab on grade foundation?

...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 clean compactible fi...

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

Can you do an update on Ecohome’s new demo house?

...house, did Legalett also build the Solar Air Panels to ensure a continuation of its closed loop system? In the last article about this latest demo house, it w...

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

Are there any updates on the progress of the second demonstration house?

...House coming soon! Best regards, Mike Thanks for the reply. I noticed this new demo house is 2 stories. Is the Legalett system also supplying radiant air heatin...

Posted by dean c April 30, 2019, 7:58 p.m. Solar thermal collectors 2 Responses

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

...Edelweiss House where we employed a very comprehensive passive heating and cooling strategy in our and we had different coatings on the north windows compared t...

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

Air source heat pumps: Which brand has the best performance?

...House high-efficiency zero net energy homes - video In our 2015 demo house build ( the LEED V4 Platinum Edelweiss House ) we used the Mitsubishi Mr. Slim Mini...

Posted by Mike Brigham Jan. 22, 2020, 9:25 a.m. Heat pumps, geothermal and AC 1 Responses

Do I need ceiling fans if I have an HRV?

...Edelweiss demonstration house .

Posted by S McIntyre April 2, 2019, 10:01 p.m. Ventilation 1 Responses

How do I create a complete air barrier using a vapour retarding primer?

...Edelweiss House, we had an entirely separate air barrier in that wall assembly, a peel and stick membrane on the exterior sheathing (seen below). The co...

Posted by Mihai Wilson May 3, 2018, 10:15 p.m. Wall assemblies - renovation 1 Responses

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

...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 demo house, but t...

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

What is the right amount of insulation for a house?

...house while the super insulated house cost more per month due to the added up front building cost. I'd like to aim for the better built house with instant payba...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

|s there thermal bridging in the Edelweiss REMOTE wall?

In the Edelweiss home, it is said that two layers of strapping prevent thermal bridging. Albeit, the screws from the second layer of strapping do not go direct...

Posted by David Pantalone Feb. 9, 2020, 4:42 p.m. Wall assemblies - new construction 1 Responses

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

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

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

Is the ZIP sheathing system good or bad for water control?

...Edelweiss demo house. I am an architectural technologist at a commercial firm in Calgary and we only do exterior insulation with a combined air/vapour barrier o...

Posted by Trevor Prinz Nov. 26, 2019, 4:03 p.m. Walls and Roofs 4 Responses

What is the best type of heating system?

...Edelweiss house heating and electrical systems here . If it were me, I would only do radiant heating on floors I occupy as living space, and only on floors th...

Posted by Jennifer Doll Jan. 20, 2020, 11:59 p.m. Heating and cooling 3 Responses

What are your thoughts on using large flax straw bales (4x4) to build in Saskatchewan?

...Edelweiss House in terms of performance per cost? My question is based on the exterior of the traditional timber frame being insulated with strawbale.

Posted by Al Birchard Nov. 11, 2019, 12:56 p.m. Wall assemblies - new construction 3 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