LEED / Discussions

How hard is it to build a LEED Platinum House?

...LEED AP (Accredited Professional), or even having a LEED AP on your design team. You could receive a point towards certification by having an AP on your design ...

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

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

Legalett's air heated radiant floor system uses a sealed, closed-loop system, in part, to control moisture in the tubing and therefore mold growth. In Ecohome’...

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

How does a Passive House handle floods?

...LEED rating system is more about durability measures than PH, so if you’re looking to have a house built and want a performance certification, that may be the b...

Posted by Wendy Tsao May 7, 2018, 12:46 p.m. Foundations and Basements 1 Responses

What is your experience and thoughts on pre-fab wall assemblies?

...LEED or Passive house performance levels . As for the one that you mentioned, nothing stands out as being particularly fantastic about it, in fact the diagram...

Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses

What is the best way to renovate a basement after a flood?

...LEED approved. Thanks for your time reading and any advice you can offer. Hi Wren That is a tough question, and I know what it’s like to look at a project...

Posted by Wren Toombs June 18, 2018, 10:52 a.m. Foundation and basement improvements 2 Responses

What is the best type of heating system?

...LEED Platinum 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 onl...

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

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

...LEED contains certain aspects of green building, with healthy materials, carbon footrprint being similar, however, LBC also places focus on Biophilic designs (c...

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

Where would I go for guidance on structural design of footings that sit on top of high-density insulation?

...LEED & Passive House related, structural questions about foundations are out of our competence range which is why on the home we're currently building on poor e...

Posted by Douglas Bennion July 31, 2019, 4:34 p.m. Foundations and Basements 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

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

How do I find a green builder in my region?

...LEED ’. Those are green building certification programs , so even if you don’t want to pursue one, finding a builder that has built a Passive House or a LEED ce...

Posted by Marie Isakower July 26, 2018, 8:12 a.m. How to Find Qualified Green Building Professionals 3 Responses

Was the Kenogami House Worth the Cost?

...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 return on investment...

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

Can I use a solar thermal water heater to heat my pool in the summer and the floor of the garage that I am going to build?

...LEED, Passive, ZNE Heating a Swimming Pool: Top 10 cost efficient & Eco-friendly ways to heat pools All about Natural Swimming Pools

Posted by Bill Loucks Oct. 5, 2019, 9:48 p.m. Solar thermal collectors 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

Where can I buy green home building plans and blue prints?

...LEED and Passive House ready kit houses . Some of these manufacturers of prefab homes offer design services for a fee, so you can make modifications to suit you...

Posted by Moyra Francis Oct. 25, 2019, 5:55 p.m. Concept and design 2 Responses

Do you have suggestion for non-toxic closet design company, or materials?

...LEED & Passive House How to Choose Eco-Friendly healthy, durable & Beautiful Floors Choosing non-toxic paint How to ensure clean air during ho...

Posted by Nicole Lucas Haimes Oct. 11, 2019, 10:51 p.m. Materials and resources 1 Responses