LEED Platinum / 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

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 do I get a free quote for the EcoHabitat S 1600 for Ontario?

in southern ontario If you go onto pages of any individual models of prefab kit houses for sale and in your case the S1600 , you will see a tab to request a qu...

Posted by sheila miller July 10, 2020, 10:12 a.m. Architecture and plan design 1 Responses

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

...LEED or Passive House high-efficiency zero net energy homes - video In our 2015 demo house build ( the LEED V4 Platinum Edelweiss House ) we used the Mitsubis...

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

Lunos HRV - where can I buy them and get advice?

...LEED V4 Platinum demo house build a few years ago.

Posted by martin tierney Nov. 16, 2019, 4:57 p.m. HRV and ERV 1 Responses

What is the best material to use on top of plywood for water proofing?

...LEED Platinum Demo house we installed a peel and stick weather barrier / exterior air barrier, see our how to install an air barrier properly DIY video . ZIP sy...

Posted by Babak K July 27, 2020, 12:22 a.m. Air and vapour barriers 3 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

What are your thoughts on a Yurt for colder climates?

...LEED Platinum prefab kit homes The model on that page is larger than you would be looking for, but there is a sign-up form on there so you can get a notice wh...

Posted by Lexy Cara Jan. 23, 2020, 1:39 p.m. Tiny house 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

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

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

Do you have an updated recommendation for attaching exterior mineral wool insulation?

...LEED Platinum Edelweiss House worked well, but was pretty labour intensive. There are a few options for attaching rigid insulation to the exterior of houses, on...

Posted by Fred D Aug. 31, 2020, 1:07 p.m. Wall assemblies - new construction 1 Responses

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

...LEED Platinum house ), but it helped get our air leakage rate to about 0.6 ACH (here is our air barrier installation video ). As for ideal window placement wi...

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

What does it take to get a water heater air-conditioner and heater mini-split?

...LEED Platinum Demo house , and since with was a superior building envelope the water pump did provide a noticeable difference, but that combination won’t always...

Posted by Réal Paquin May 28, 2020, 12:44 p.m. Heat pumps, geothermal and AC 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 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 3 Responses

The thickness of vapor retarding latex paint - Is measurement wet or dry?

...LEED Platinum Demo House instead of a 6 mil poly vapor barrier , it was for the walls not the floor. As for thickness, that is what we would call a bit of a con...

Posted by Kim Boas July 24, 2020, 10:36 a.m. Basements improvements 3 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