Foam on basement walls / Discussions

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

...on was added on one of the walls (all others checked and fine) condensation is building up after I waited a month or so into winter and pulled the insulation ou...

Posted by Chad Johnson Dec. 21, 2019, 7:59 p.m. Basements improvements 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 0 Responses

How do you fix high humidity levels in a basement?

...One year later, the moldy batt insulation in the basement has been removed and replaced with spray foam insulation; the foundation around my house on the outsid...

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

How should I insulate basement Walls in climate zone 5?

...oncrete and studwall a terribly idea if walls are already dry and mold free? the exterior of the basement walls has 2” of foam on them so any warmer air from fi...

Posted by Chad Johnson March 25, 2019, 8:33 p.m. Basements improvements 1 Responses

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

...foam board insulation to cover the actual concrete walls of a basement like mine--at least when one considers that my basement concrete has already had many yea...

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

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

...basement remodel. The walls are currently made up of mineral wool insulation with studs on 16oc all the way until Joist levels. ( Not insulated) can touch concr...

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

Basement reno - How do I effectively insulate my basement?

...one tells you that, they're wrong. It depends on your climate zone , the water table on your property , and your own personal preferences for material selection...

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

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

...on when you said to put a layer of continuous insulation on the outside then put new siding on is probably the best option - take a look at https://www.ecohome....

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

What is the best way to insulate rim joists with EPS and batts?

...basement wall construction is poured concrete foundation, then a full-home perimeter cripple wall, and then joist that sit atop of it on a double wood sill. (no...

Posted by Steve J July 18, 2019, 3:53 p.m. Basements improvements 1 Responses

Can you install foam boards directly against basement walls?

...on board directly against concrete. A mold expert told me to put the board on top of the framing, not directly onto the concrete wall so the house can breath. W...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 4 Responses

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

...on where you live. The foundation walls will be cool in summer, so drawing in warm air can lead to condensation on those cold surfaces, I’d consider closing it ...

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

What is the best way to renovate a basement after a flood?

...on the floor overnight. The basement was divided into two parts, with one half finished and one unfinished. I removed all the flooring in the finished section, ...

Posted by Wren Toombs June 18, 2018, 10:52 a.m. Foundation and basement improvements 2 Responses

What is the best way to insulate the basement of an old house?

...on’t sign off on a basement renovation project unless they see plastic on the walls unfortunately. It isn’t really needed for function since 2 inches of EPS foa...

Posted by Bryan Squirrell Jan. 14, 2020, 7:59 p.m. Basements improvements 1 Responses

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

...on how to build basements properly (which I will link below) and the idea you proposed of spray foam insulation on basement walls is not a bad one. However, spr...

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

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

...on to install on a house depends very much on the climate zone (how many heating degree days annually), how much you currently spend on heating, how much it wou...

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

My basement is smelly and humid, what can I do about that?

...onals, and getting a second onsite opinion is a good idea. See our pages on durable basement renovations for more information, and Best pratices for basement co...

Posted by Jeff O. Feb. 8, 2017, 10:22 a.m. Foundation and basement improvements 2 Responses

What type of green flooring is best for a basement floor?

...walls as well? If so – consider seating the framed walls on foam blocks, so that if there is a flood then you may keep your wood and insulation dry. Also instal...

Posted by Jeff Krohn Sept. 15, 2019, 5:52 p.m. Basements improvements 1 Responses

Is polyiso board or styrofoam best for insulating when finishing a basement in CO?

...oncrete basement in decent condition that's about 20 years old in Boulder CO and having had mitigation installed for high radon levels we now want to use the ro...

Posted by Evan B. Nov. 21, 2019, 8 p.m. Basements improvements 1 Responses