EPS foam / Discussions

What kind of foam board should I use to insulate rim joists in Wisconsin?

...foam insulation, have a look there and we can discuss more if you like. The difference between Polyiso, EPS & XPS Foam Insulation & Styrofoam

Posted by Matt Kime Sept. 12, 2021, 10:31 p.m. Basements improvements 1 Responses

Can basement walls to dry to the inside with foam board?

...eps foamboard to my basement foundation walls. From all of my reading it says that your basement foundation walls can only dry to the inside. If I put foamboard...

Posted by Tim Hanrahan Aug. 20, 2020, 12:34 a.m. Basements improvements 6 Responses

How do you insulate an exterior wall from the outside?

...foam insulation would provide you with a vapor barrier along with being the insulation. Specifically there is a ThermalWall EPS foam panel from Legalett that is...

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

Can you use spray foam Insulation under a slab?

...foam polyurethane. If not, why? When building a slab on grade, EPS rigid foam insulation is the most common choice of insulation, for performance and cost . I w...

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

Can foam boards cause a chemical reaction?

...foam - specifically mineral wool insulation - read more here: The difference between Polyiso, EPS & XPS Foam Insulation & Styrofoam Check out the following ...

Posted by Joel Clipsham Sept. 30, 2021, 7:17 a.m. Healthy indoor air quality 1 Responses

What is the best exterior rigid foam insulation for under a deck?

...foam panels, we would recommend EPS rigid foam instead of XPS as it is cheaper and less environmentally harmful, read more here about the performance and charac...

Posted by Andrew Cherubini March 21, 2021, 9:02 p.m. Insulation and soundproofing 3 Responses

Can you install foam boards directly against basement walls?

...foam insulation against concrete walls, we would recommend EPS foam and at least 2 inches for proper protection from moisture. read here about Choosing the righ...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 15 Responses

Can you put foil covered foam panels inside a framed wall?

...foam on the inside of a framed wall would be a practical application? I'm open to using any type of insulation in the wall cavity. The foil based rigid foam pan...

Posted by William McCart Feb. 22, 2021, 12:38 p.m. Insulation and soundproofing 3 Responses

What is the best way to insulate my basement?

...Foam Board Insulation over the bare concrete and leave the framed walls insulated as the are? 2. Install Foam Boards over the concrete and replace the foam in...

Posted by Chris Rogers Oct. 27, 2019, 11:23 a.m. Foundation and basement improvements 1 Responses

What is the best way to insulate a crawlspace to keep humidity down and stop odors?

I have a crawlspace with 4' concrete walls and a cement floor, insulation between the floor joists and has 3 - vents to the outside. I am thinking of 1" foam b...

Posted by Dave Bell Oct. 24, 2019, 3:57 p.m. Crawl spaces 3 Responses

Halo Exterra rigid exterior insulation - has anyone work with it?

...EPS, correct? That's good to hear if so, that's not overkill at all. The thing about EPS insulation, is that a 'little' on the outside (like 1 or 1.5 inches) ...

Posted by George Shannon Jan. 21, 2020, 3:39 p.m. Insulation and soundproofing 9 Responses

What insulation should you use to cover the ground GEODESIC Dome?

...EPS rigid foam insulation are both suitable for below slabs, so I think you’re best with one of those.

Posted by Vincent Warwick Oct. 1, 2020, 2:09 p.m. Insulation and soundproofing 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 12 Responses

Can you use Foam boards on basement walls to stop condensation?

...foam board and still be a problem? Hoping to just be able to apply foam to regulate the concrete temps and prevent inside warmer air from touching the concret...

Posted by Chad Johnson Dec. 21, 2019, 7:59 p.m. Basements improvements 3 Responses

What is the best way to do a cottage reno adding an insulation blanket?

...foam insulation. 2 inches of EPS rigid foam would be a vapor barrier, but it’s not thick enough to protect your wall properly. Have you ever heard of the 2/3r...

Posted by Barton Rowe Feb. 28, 2021, 1:27 p.m. Wall assemblies - renovation 2 Responses

Is it OK to put 1 inch of EPS under vinyl siding with no wall insulation?

...EPS under floors. Walls have no insulation, siding is T-1-11 from the sixties would like to put 1 inch EPS under vinyl siding. the building is pretty well bui...

Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses

Can I purchase XPS made with HFOs?

...EPS. And the moment that the switch is made, manfucturers will contact us with the news, so if you sign up as an Ecohome Member for free , you will get a notice...

Posted by Kate Noblio Dec. 14, 2019, 12:35 p.m. Insulation and soundproofing 3 Responses

Should I densepack wall cavities prior to exterior insulation?

...EPS foam. It seems to offer a slightly better R-value per inch than normal EPS. Have you heard of the Thermalbuck and Thermaltite products? Any thoughts? Hi G...

Posted by Gordon McNair April 13, 2021, 9:21 a.m. Wall assemblies - renovation 3 Responses