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 I see the air-to-water heat pump solution being pr...

Posted by August Wehrmann March 10, 2019, 9:26 a.m. Heat pumps, geothermal and AC 3 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

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

What is the best wall design for cold climates?

...LEED Platinum Wall Design Building Science Video This is not the only way or even the best way to build a wall, it is just what we settled on. That house is i...

Posted by Jeremy Hull Jan. 20, 2021, 10:21 a.m. Concept and design 1 Responses

What is the perfect wall assembly?

...LEED Platinum Prefab kit house . As for how to mount exterior rigid insulation, there are ways that employ more expensive materials, but save a lot of time so...

Posted by Paul Drouin Sept. 17, 2020, 6:29 a.m. Wall assemblies - new construction 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

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

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

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

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

...LEED Platinum house we built in 2015 for under $200 a square foot. We wanted an extremely high performing house but for an average price, so we kept the design ...

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

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 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 the foundation options for a prefab house?

...LEED Platinum Demo house is on a slab on grade with a base of 6 inches of EPS foam insulation, which is also a sensible return on investment for energy efficien...

Posted by Richard Bowie Nov. 20, 2020, 3:40 p.m. Foundations and Basements 2 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