Basement humidity / Discussions

What is the best way to finish basement walls?

...basements Building better basements: how to insulate your basement properly If you look at some of the diagrams in that page you will notice a few things that you may want to include in your renovations, specifically raising the bottom plate up on foam blocks to prevent water damage in case of flooding, that will also ...

Posted by Aram Scaram Jan. 21, 2021 Basements improvements 3 responses

Should I remove the plastic sheet in my cellar?

...basement walls always cause problems. The source of moisture isn’t the air in the basement, it’s the ground and the wet concrete. So the only way moisture can escape is into the air of the house, which is not a bad thing as you can then deal with it with a dehumidifier. See more here –  Why basements are moldy and how ...

Posted by Justin D'Arcy Dec. 4, 2020 Basements improvements 3 responses

Where can I find a professional to remove mold from a basement?

...basement that has developed a mold problem? Dehumidifier, air exchanger, or more heat. We don't want to make the wrong and expensive choice! Is there a professional designation to look for? Remediating a mold problem in a basement first starts with removing any rotten or moldy materials such as framing lumber and insul...

Posted by Lorna Fraser Oct. 29, 2021 Basements improvements 3 responses

What is the best way to install 5" of XPS rigid foam on interior basement walls?

...basements properly so they won’t go moldy Wood studs will almost certainly be wet when you buy them and install them, that is what you need to allow to dry to the interior since they can’t dry to the exterior. Putting wood studs against a basement wall and then putting plastic over them is why almost all basements smel...

Posted by Sean MacDonald June 14, 2021 Foundation and basement improvements 8 responses

Will spray foam on basement walls prevent condensation?

...basement walls does nothing good, but it does a lot of harm. You can read more here –  Why are Basements Moldy? How to Fix & Prevent Mold in Homes  The short story is that concrete is wet and dirt is wet, so if you put plastic against it, condensation will form. Installing polyethylene vapour barriers is the worst ...

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

Can you create a passive wine cellar by insulating and air sealing a crawl space?

...humidity.  Thanks for reading, and I await your response. Regards, JC You’ve got two things going here - properly insulating your crawl space and building a wine cellar – I would treat those as two separate issues for the moment, because each space will have different humidity levels and likely temperatures as likely, ...

Posted by JC Wong April 2, 2021 Crawl spaces 5 responses

How do you fix high humidity levels in a basement?

...humidity inside my home is still high 50-65% . Furthermore, a contractor recommended installing an air purifying system, adding additional insulation in the attic and refinishing the walls in the basement to reduce humidity and coldness in my home.  Frankly, I am not sure whom to trust anymore, therefore, your guidance...

Posted by JR Tadinac Aug. 21, 2019 Healthy indoor air quality 3 responses

How do you insulate a crawlspace?

...basements and crawl spaces  Solutions: The first thing we would recommend is removing the wet and moldy fiberglass insulation. Fiberglass is quite susceptible to moisture damage and when it is wet it offers very little in insulation value. You’d be better with an insulation like foam or Rockwool (Roxul) that is not af...

Posted by Drew Weistend Nov. 14, 2017 Crawl spaces 1 response

Why is a my basement smelly and humid and how do i fix it?

...basement instead which would cost much less, will that do it? After fixing the problem I want to insulate the basement so I’m hoping for some advice. Thank you. Reducing your home heating costs would definitely be helped solved by insulating your basement. According to the Canada Mortgage and Housing Corporation (CMHC)...

Posted by Jeff O. Feb. 8, 2017 Foundation and basement improvements 3 responses