Spray foam insulation / Discussions

Do frost lines where studs are on a wall show a failure of spray foam insulation?

...spray foam rather than a failure. The wood studs will transfer far more heat than the Spray Polyurethane Foam (SPUF) , so what you are seeing could actually be ...

Posted by Gerald Crozier July 22, 2019, 10:24 p.m. Insulation and soundproofing 1 Responses

Can you use spray foam Insulation under a slab?

...foam insulation is the most common choice of insulation, for performance and cost. I wouldn’t go as far as saying you 'couldn't' use spray foam below a slab, bu...

Posted by Linda Martin April 6, 2020, 11:54 a.m. Slab on Grade 1 Responses

Spray Foam for basements, which of the different types are best environmentally?

...spray foam insulation in general for basement conversions and which spray foam would be best for environmental reasons to help us make a decent choice. Thanks! ...

Posted by Rose Adams Jan. 9, 2020, 9:33 a.m. Insulation and soundproofing 1 Responses

Can I spray foam insulate from the outside?

...spray foam properly from the outside you would need to see bare studs, and spray foam in the stud cavities. So that would leave you without sheathing, so you wo...

Posted by Kurt Klischuk June 6, 2019, 8:56 a.m. Wall assemblies - renovation 1 Responses

Can you spray foam a house from the outside?

...Foam Insulation That Don't Cause Climate Change Spray foam insulation (or SPUF) would act as the air barrier , and as long as you have at least 2 inches it wo...

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

How do you insulate a cathedral ceiling?

...spray foam insulation. My walls are double 2x4 stud walls 12 inches deep and will have 2-3 inches of closed cell spray foam insulation to create a air and vapou...

Posted by Raoul Lions Oct. 19, 2019, 8:07 a.m. Roof assemblies - new construction 1 Responses

How do you fix high humidity levels in a basement?

...insulation in the basement has been removed and replaced with spray foam insulation; the foundation around my house on the outside surface has been waterproofed...

Posted by JR Tadinac Aug. 21, 2019, 11:26 a.m. Healthy indoor air quality 3 Responses

How do you fix a moisture problem in a finished basement?

...insulation companies have usggested we should remove the fibreglass insulation and replace it with spray foam insulation and then apply the vapour barrier and d...

Posted by Margo MACFARLANE Oct. 28, 2019, 10:24 a.m. Foundation and basement improvements 1 Responses

What is the best way to insulate a 2x8 wall?

...foam insulation can. Spray foam is a viable option, though it is certainly not cheap. And if you do it we would highly recommend you source a spray foam brand...

Posted by Michael Sweglar July 8, 2020, 10:43 a.m. Wall assemblies - new construction 3 Responses

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...foam board insulation with circumscribing spray foam in each rim joist (or maybe using purely spray foam to cover each rim joist). However, I can't tell whether...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses

How do you insulate a cottage crawlspace? It's in the Haliburton Highlands

...insulation between joists. The cottage crawlspace is divided in half by a styrofoam boundary. One half has all the plumbing, 2 radiators, spray foam around peri...

Posted by Beata Domanska May 25, 2020, 11:38 a.m. Crawl spaces 1 Responses

What do I in my basement where new insulation meets old?

...insulation types? (Old Poly vapour sheet and fibreglass insulation vs new Rockwool and EPS) How do address the areas where the EPS is adjacent to the old insu...

Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses

What is the best way to insulate embedded joists in a basement Montreal Home?

...Spray foam on rim joists of old homes is one of the few places we regularly recommend it, as any material with spray foam on it is not recyclable or re-useable ...

Posted by Emil Idf Jan. 7, 2020, 8:34 p.m. Foundation and basement improvements 1 Responses

What is the best way to insulate the ceiling of my crawl space?

...spray-foam insulation. Since we moved in, I know that the addition's floor is very cold in the winter and in the summer we don't really have to use air conditio...

Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses

How do you fix radon and water infiltration in a dry stone foundation?

...spray foam insulation on walls necessary? 3) would you pursue a radon system drawing under the vapor barrier or an HRV w radostat? I don't want to unnecessarily...

Posted by john flannery July 14, 2020, 4:24 p.m. Foundation and basement improvements 5 Responses

Which exterior insulation is best to create at thermal break in an bungalow in Alberta?

...spray cork renders vs. fully insulating the outside of our home with rockwool or foam board and new siding. We need a cost effective solution to create a therma...

Posted by Rebekah Barnes Jan. 17, 2020, 10:07 p.m. Wall assemblies - renovation 1 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...foam insulation at about 1 inch thick will act as a vapour barrier, EPS foam insulation will start to act as one at about 2 inches, and polyisocyanurate (the on...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 7 Responses

What is the best way to Insulate a basement and floor joists that are embedded into the concrete?

...insulation in the ceiling space as sound proofing and the roxul/batt insulation is in the ceiling space right up against the exterior wall. Installing batts of ...

Posted by David Pereira April 28, 2020, 10:34 p.m. Foundation and basement improvements 2 Responses