Foam panels / Discussions

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

...foam insulation panels And to answer your question, yes, you can put foil based rigid foam panels on the interior of framed walls in *certain* climates. They ...

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

is a double vapor barrier on a South Florida roof bad?

...foam sprayed on underside of roof deck. I am considering a peal and stick membrane under roof panels but have been advised I would be creating a 'double vapor...

Posted by Arthur Moore April 6, 2020, 12:57 p.m. Roof assemblies - renovation 0 Responses

What is the best foam board insulation under drywall?

...foam board insulation attached to the stud and seams taped. Then I would set 1/2" drywall on top of the foam and attached with long screws. Does this sound li...

Posted by Wesley Pracht Jan. 11, 2020, 8:10 p.m. Wall assemblies - renovation 1 Responses

How do you insulate a crawlspace with dirt floor?

...foam panels on the concrete block walls (2 inch) The cottage is 900 square ft. To complicate things, we have just made a 400 square foot addition on concrete pi...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 Responses

How do you remove moisture and condensation from basement walls?

...foam or rigid foam and do not change the exterior waterproofing, will that stop the moisture from coming inside? Or is digging down and adding a waterproofing m...

Posted by Aaron Keating July 27, 2019, 4:51 p.m. Basements improvements 3 Responses

Combo structural sheathing, WRB and thin insulation panel in Ontario?

...panels don't make the trip. Similarly, BP's panels don't make across the Quebec border into Ontario, and are unavailable through RONA, despite being on their we...

Posted by Steve Bull Jan. 14, 2020, 6:06 p.m. Walls and Roofs 3 Responses

Basement reno - How do I effectively insulate my basement?

...foam? Next would I fill rim joist cavity with Rockwool, then EPS + Drywall? or Just sandwich+seal EPS panels to build it up to the foundation wall insulation? ...

Posted by Steve J Feb. 13, 2019, 10:25 p.m. Foundation and basement improvements 2 Responses

What do you think of Legalett Wall Insulation?

...panels, but we do like them, we just haven’t gotten to featuring it yet! Legalett provides prefab slab on grade form kiits with air heated floors as you mention...

Posted by Igal H Aug. 19, 2020, 3:52 p.m. Walls and Roofs 1 Responses

How do you make an airtight house envelope?

...foam is not something I would rely on as an air barrier, and even spray foam can sometimes shrink and crack, leaving gaps that can lead to air leakage. Are you ...

Posted by Valeriy Kraydman Dec. 1, 2020, 2:52 p.m. Air and vapour barriers 1 Responses

Can you install foam boards directly against basement walls?

...foam on the inside for now does the block need to be painted before I put the foam against the block are waterproof and what with. Hey Rocky, At 2 inches thic...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 7 Responses

Can we make a well insulated timber frame home?

...panels), which can be fastened to the outside of the frame. A SIP wall would offer a seamless envelope of insulation, and if you tape the joints properly ( see ...

Posted by Jeremy Sewall Feb. 18, 2021, 1:47 a.m. Wall assemblies - new construction 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

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

...panels seem similar to many others, and most of the ones we see work very well when applied properly and in the proper place. The most common reason that a good...

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

How would I rectifiy problem of foundation wall cracks with finished basement?

...foam rigid insulation panels, read more here . On top of that you could apply a cement board that can be parged or left as is. Let me know if any of those optio...

Posted by Terry P July 22, 2020, 7:07 p.m. Basements improvements 3 Responses

How do you best use polyiso insulation in a basement?

...panels here – Rigid insulation panels: which ones are best for different applications EPS or Rockwool are typically our preferred products for basements due...

Posted by Iain Matheson Jan. 24, 2020, 7:45 p.m. Basements improvements 1 Responses

Can I purchase XPS made with HFOs?

...panels with HFOs anywhere? If not, any idea when they will be available? If they aren't available, is my best alternative still mineral wool? We have reason to ...

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

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

...foam the joist area while using XPS ridgid boards for the wall and floor. ( Top of slab) Whats the best approach. Thank you We advise against spray foamin...

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

Do you have an updated recommendation for attaching exterior mineral wool insulation?

...foam insulation panels ThermalWall is an EPS rigid foam panel with a metal rail embedded in the middle of the panel allowing it to be attached to the exterior o...

Posted by Fred D Aug. 31, 2020, 1:07 p.m. Wall assemblies - new construction 1 Responses