Condensation in walls / Discussions

Is it OK putting 1 inch of EPS under vinyl siding with no wall insulation good?

...ing, Roger - given that you were in the middle of a reno, in my mind I had envisioned you already having the vinyl and 'reinstalling' it. Reusing exising vinyl ...

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

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

...ince insulation 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 ...

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

Why is there Mould on particle board outside vapor barrier on new addition?

...in the rain before it is closed in and protected. I think part of your problem here is that you likely had wet lumber, and having OSB sheathing actually behaves...

Posted by Christine ML June 7, 2020, 1:35 p.m. Wall assemblies - renovation 1 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...interior moisture ( from cooking, breathing, showering etc) from migrating through walls in winter can causing moisture damage. Allowing, and encouraging that t...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 8 Responses

What is the best way to insulate a home from the outside?

...ing condensation and moisture in walls so I am fairly aware of the issues but still not confident in what is the best approach for exterior insulation on the wa...

Posted by Sylvie Gagnon Dec. 12, 2017, 11:58 a.m. Wall assemblies - renovation 1 Responses

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...in built in the early 1900's, has interior plaster walls with oil paint, 2x4 studs, and is insulated with blown in cellulose. The exterior sheathing boards are1...

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...int ? Code doesn’t require any vapor retarder in my area. But I am also trying to avoid getting condensation on cold foundation wall in the winter during heatin...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

How to fix condensation on ceilings?

...condensation again” – where is this? Which room(s) and where in the room(s)? Do you have a condensation problem on windows in the home? It’s almost certainly so...

Posted by Jessica Sadler Nov. 13, 2019, 11:48 a.m. Walls and Roofs 1 Responses

Is Condensation on Windows a bad sign?

...condensation on our windows just a part of living in Michigan in winter? Condensation on double-glazed windows in cold climates is fairly common unfortunately. ...

Posted by Greg Olmstead Dec. 12, 2019, 6:21 a.m. Walls and Roofs 1 Responses

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

...include continuous insulation on the exterior of walls, without that you may see indications of thermal bridging through studs in the form of frost lines. The t...

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

How do you remove moisture and condensation from basement walls?

...insulate a basement . Moisture is building up in the insulation because the wall is trying to dry to the inside but it is being prevented from doing so by the p...

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

How do you prevent mold in a finished basement?

...ing off damaged drywall we were disgusted to find that our basement wall framing was rotten in multiple areas and the insulation was full of mold behind the vap...

Posted by Brian Cole Nov. 22, 2019, 10:22 a.m. Basements improvements 1 Responses

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

...ints, the seam is thin and air goes right though the SPF and enters the joints. I'm considering an additional air seal inside the wall by covering the ceiling...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

How do you do a vapor barrier in a dense pack cellulose wall?

...innovation in the injected cellulose industry that makes the netting unnecessary at this point. There are new cellulose guns on the market that suck in air as t...

Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 4 Responses

How do you insulate a crawlspace?

...insulating and sealing the crawlspace walls and floor instead, and having it moderately heated to keep any pipes from freezing. If insulating between the joists...

Posted by Drew Weistend Nov. 14, 2017, 9:22 a.m. Crawl spaces 1 Responses

How do you get rid of mold in a bathroom?

...ing the mold on the ceiling is tough to determine, is it a slopped ceiling? Could condensation from the skylight be running down and across the ceiling? Again, ...

Posted by Sara Oct. 28, 2017, 9:50 a.m. Healthy indoor air quality 1 Responses

Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?

...in Minneapolis, I'm thinking about tearing the siding off and adding 12" deep Larsen trusses with dense packed cellulose. The guides I've see in Fine HomeBuidin...

Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses

How do I get rid of carpenter ants?

...in your walls or roof where there is either air leakage causing condensation, or a leak letting in rain water. If you regularly see them in a certain area, lo...

Posted by Shawn B Nov. 14, 2017, 10:27 a.m. Pest control 1 Responses