Exterior Walls / Discussions

Can I use straw bale sips on the exterior of a shipping container home?

...exterior? You could use Straw bale SIPs on the outside of a shipping container home, but I’m not sure it is your best use of your money or resources. The thing ...

Posted by Chelsea Teresak Nov. 28, 2020, 9:49 p.m. Wall assemblies - renovation 1 Responses

For home renovation, is it better to install insulation on the inside or outside?

...walls are a very thick plaster board (maybe 1" or more thick). I want to take the walls down to the studs and insulate. There is family debate about taking the ...

Posted by Neil Richardson Jan. 29, 2019, 4:09 p.m. Wall assemblies - renovation 1 Responses

How do you prevent moisture from getting into a basement footing?

...walls are installed. So once the concrete walls are poured, moisture can’t pass between the two.

Posted by Frank Liu June 24, 2020, 9:58 a.m. New foundations and slab-on-grade 1 Responses

What insulation should I put on basement block walls that is resistant to mold?

...exterior walls, but can only excavate about 50% of foundation due to concrete stairs and platforms around the exterior. Not really sure what to do at this point...

Posted by Ken Gee July 31, 2019, 3:25 p.m. Basements improvements 4 Responses

How do you prevent walls from rotting in humid climates?

...walls (2, 3 or even 4 feet). Make sure to have a proper airspace behind siding for drainage and drying . If your exterior siding will be wood, keep the bott...

Posted by Rose Alderson Nov. 5, 2018, 4:34 p.m. Wall assemblies - new construction 1 Responses

How do you replace windows in a double stud wall house?

...walls is the supporting wall, but you should see that by the location of the existing header. Sometimes a double wall system will have a 2x6 supporting wall wit...

Posted by Sasha June 25, 2018, 10:25 p.m. Windows and doors 3 Responses

Is it not structurally dangerous to smash a concrete floor for a drain?

...walls to prevent flood damage. That is a suggestion we make for cases where there is a history of or risk of flooding and no exterior drain or water protection....

Posted by t b March 2, 2021, 3:18 p.m. Waterproofing and drainage 2 Responses

How do you insulate an exterior wall from the outside?

...exterior walls because it acts as the air barrier, the vapor barrier and the thermal barrier as well. But yes, sometimes the price can be a bit prohibitive. How...

Posted by Stuart Seldon Feb. 11, 2021, 12:21 p.m. Wall assemblies - renovation 1 Responses

What is the best practice to insulate a crawl space floor?

...walls, insulated and drywalled Crawl space has dirt floor, 3 cement block walls, open lattice wall to access crawl space, exposed floor joists 24'' o.c., heig...

Posted by austin Fanning March 16, 2020, 8:55 a.m. Crawl spaces 4 Responses

Can you help with passive solar greenhouse exterior wall details?

I have started construction on a 38'x20' passive solar greenhouse. 2x6 framed walls on south side with many windows. Struggling a bit on: 1) Best insulation ...

Posted by Rick Carter Aug. 11, 2020, 8:06 a.m. Greenhouses and Sunrooms / Solariums 1 Responses

Should you put insulation on the outside of a cinder block wall in a desert?

...exterior walls would be.

Posted by Michael Apodaca March 9, 2020, 3:10 p.m. Wall assemblies - renovation 1 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...walls work differently in summer and winter than walls exposed to air . Basement walls are always cold but touching earth on the other side that could be 99% ...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

Can you spray foam a house from the outside?

...walls? What are the risks for vapour build up if we have a mix of plaster and lathe in the older parts of the house, with fiberglass and interior vapour barrier...

Posted by Joan Lawrence July 11, 2019, 7:17 p.m. Wall assemblies - renovation 3 Responses

Can you use a vapour retarder paint on the ceiling instead of using a poly vapour barrier?

...walls to the exterior walls? Is the only connection going to be at the top plate (where I'm thinking of using a gusset to tie the plates together as this will d...

Posted by Anwas Qwelten June 8, 2019, 3:56 p.m. Air and vapour barriers 2 Responses

Why do you shim up basement walls?

...walls completely, so nothing can get in or out, and the area can be kept clean. I can't keep it clean now because it's impossible. The masonry wall behind the e...

Posted by t b March 2, 2021, 3:17 p.m. Basements improvements 4 Responses

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

...exterior of a home see here – Choosing a house wrap, which is best? In our 2015 LEED Platinum Demo house we installed a peel and stick weather barrier / ext...

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

What is safer than OSB for someone with multiple chemical sensitivities?

...exterior sheathing? We prefer to use Plywood instead of OSB as sheathing, read more here . The latest Ecohome demo house is targeting LEED Platinum, and has e...

Posted by Ian Smith April 27, 2020, 1:01 p.m. Healthy indoor air quality 1 Responses

I have many issues with my house where should I start?

...walls, and insulate the roof. What is the best product to proceed with? Should vermiculite be removed of put Rockwool over? Or another product? Thanks. Br...

Posted by Bryan Squirrell Sept. 29, 2019, 3:08 p.m. Wall assemblies - renovation 1 Responses