"Spray foam"

Spray foam / Discussions

What can I use as an air barrier under an old wood floor with no sub floor?

This is an old house 1860 with 1910 addition. The old wood floors have no subfloor and on first floor, that is above a dirt floor basement. Since we have access...

Posted by Mimi Costley Nov. 6, 2021 Air and vapour barriers 1 response

What is the best way to install basement insulation with existing framing?

...spray foam is adhered to instantly becomes unrecyclable. Read more here about our concerns - Spray foam insulation - is it good or toxic and dangerous? If your...

Posted by Nick Trotta Sept. 20, 2021 Foundation and basement improvements 17 responses

What is the best way to insulate a Metal structure from the Inside?

...spray foam? Would that work over the studs & could the dry wall be screwed through the spray foam or would that mess up the thermal break? Or EPS foam sheet...

Posted by Jacky Surber May 2, 2021 Insulation and soundproofing 2 responses

Will spray foam on basement walls prevent condensation?

...spray foaming the concrete walls, eliminate this issue ? mike What you noticed points directly at what the problem is, which is the vapour barrier. When you...

Posted by Michael Scott April 12, 2021 Basements improvements 3 responses

What insulation is there for a shipping container home that isn't spray foam?

...spray foam when trying to prevent condensation in the wall assembly of a 40 foot shipping container home?

Posted by Jim bo April 1, 2021 Tiny house

Can you use spray foam Insulation under a slab?

...spray foam below a slab, but I’m not sure why you’d want to. Spray foam for sure has uses where it is the best choice by a long shot, but under a slab is not th...

Posted by Linda Martin April 6, 2020 Slab on Grade 1 response

Why is there frost on the underside of my roof overhang?

...spray foamed so that the "rim joist" of the roof is spray foamed as well as the under deck of the roof area. I do however have led wafer lights in the soffittin...

Posted by George Paul March 23, 2020 Roof assemblies - renovation 3 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 Wall assemblies - renovation 1 response

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 Amélie Pearson Jan. 9, 2020 Insulation and soundproofing 1 response

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 Wall assemblies - renovation 3 responses

What do you think of insulated T Studs in Canada?

...spray foam. However, if the company that makes these insulated wood studs is building them in partnership with spray foam manufacturers that have changed to saf...

Posted by Lee Watt June 3, 2019 Wall assemblies - new construction 1 response

Do you have on a category on insulating vans?

...spray foam. That would provide a high per-inch R value, but the air tightness an be affected as spray foam is not flexible once it sets, so if your bounce it d...

Posted by chantal fortier April 14, 2019 Tiny house 1 response

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...spray foam inside the assembly cavity of my walls and unvented flat roof ceiling. It's impossible to air seal all the joints and sistered joists with caulk or s...

Posted by Anomika Singhn Oct. 1, 2018 Air and vapour barriers 1 response

Is it a good or bad idea to spray foam directly on the interior of shiplap siding?

...spray foam directly to the back siding of your cladding doesn’t sound like a good idea to me, but I’d need a few more details. And first check out this page to ...

Posted by MITCHELL KOCH Aug. 21, 2020 Exterior cladding 1 response

Do I need to spray foam the ceiling of my crawl space to help winterize it?

...spray foam, so if you go that route I would pitch you the idea of choosing a spray foam with blowing agents that reduce greenhouse gas emissions. And the last p...

Posted by Sheilagh Thompson Jan. 21, 2021 Crawl spaces 1 response

Is spray foam a good way to insulate a house from the exterior?

...spray foam reccomended or is there something I am missing? Any help is grately appreciated! Simon Spray foam in this case will provide everything you are lookin...

Posted by Simon Levitt Dec. 21, 2020 Wall assemblies - renovation 1 response

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 a...

Posted by Gerald Crozier July 22, 2019 Insulation and soundproofing 1 response

Can you spray foam a house from the outside?

...spray foam from the outside. It seems we could also drill holes and blow spray foam in without removing the sheathing. Now that the blowing agents are more eco-...

Posted by Joan Lawrence July 11, 2019 Wall assemblies - renovation 3 responses