- Planning and Design
- Green building certifications
- Passive House
- Passive house
NZP EUROStyle high-performance windowsLearn more
Pearl wood-burning fireplaceLearn more
Building a slab on grade foundation for a Passive House or Zero Net Energy home…Learn more
GEO-Passive Super-Insulated Prefab Foundation Forms by Legalett
Where can I buy green home building plans and blue prints?
Posted by Moyra Francis Oct. 25, 2019, 5:55 p.m. Concept and design 2 Responses
Is it OK putting 1 inch of EPS under vinyl siding with no wall insulation good?
Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses
Are Insulated Concrete Forms and Gigacrete panels good?
Posted by Dallin Sumpter Feb. 21, 2019, 2:46 a.m. Wall assemblies - new construction 5 Responses
What is the best option for building our next resilient home?
Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses
How do I find a green builder in my region?
Posted by Marie Isakower July 26, 2018, 8:12 a.m. How to Find Qualified Green Building Professionals 3 Responses
I want to insulate the outside of my house, which type of insulation do you think is best?
Posted by Joe F Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 7 Responses
Do we have the option to build to meet the reqs. of the Living Building Challenge?
Posted by Lydia Singh Jan. 8, 2020, 1:30 a.m. Green building certifications 4 Responses
Should you put insulation on the outside of a cinder block wall in a desert?
Posted by Michael Apodaca March 9, 2020, 3:10 p.m. Wall assemblies - renovation 1 Responses
How much does it cost to build a house by square foot?
Posted by Mike D Sept. 5, 2017, 4:12 p.m. Concept and design 1 Responses
How do you do a Vapour Barrier in a Dense Pack Cellulose Wall?
Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 3 Responses
What is the best insulation for a small energy neutral home project?
Posted by Dan Gull Nov. 11, 2019, 6:40 a.m. Off-grid and Net-Zero Housing 3 Responses
Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?
Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses
I have many issues with my house where should I start?
Posted by Bryan Squirrell Sept. 29, 2019, 3:08 p.m. Wall assemblies - renovation 1 Responses
Air source heat pumps: Which brand has the best performance?
Posted by Mike Brigham Jan. 22, 2020, 9:25 a.m. Heat pumps, geothermal and AC 1 Responses
What are the most cost-effective green building strategies in new home construction?
Posted by M T Nov. 4, 2019, 11:07 a.m. Concept and design 2 Responses
How do you build a mold-free basement in a new construction house?
Posted by Charmaine Herzig Feb. 10, 2020, 7:32 p.m. Basements improvements 3 Responses
What is the right amount of insulation for a house?
Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses
Why do you say building on a slab is more ecological than starting with a basement?
Posted by Geri P Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses
How do you insulate a 70s home with 2x4 walls that has fiber glass insulation?
Posted by Mark Aussenegg Nov. 26, 2018, 6:49 p.m. Wall assemblies - renovation 1 Responses
How do you calculate window height and location for passive solar heating?
Posted by Daniel Gardener Sept. 12, 2019, 8:54 a.m. Passive solar home design 1 Responses