Crawl space vapour barrier / Discussions

How do I solve below grade moisture problems in crawl spaces? Everyone has different ideas

...crawl space with a dirt floor. What would you recommend to help keep the moisture out, I notice you didn't like Vapor Barr on the concrete, however wondering if that's just on above grade basement walls. I'm in a high water table as well so it's a great big mess. I'm on my own trying to deal with this mess. I have comm...

Posted by Angie Keats May 17, 2025 Waterproofing and drainage

Is it smart to lay plastic under a pier and beam cottage and should I close it in?

...barrier on the ground to prevent mold and rot. So whether or not you do a crawlspace underneath, definitely lay down a poly membrane. If its open air underneath and not used as an air barrier or radon gas barrier, I would cut some slits in it at any low points just on the off chance any bulk water did accumulate that i...

Posted by b port Oct. 31, 2021 Crawl spaces 1 response

What is the best way to insulate a crawl space?

...crawl space depends on a few things, mostly whether or not you plan to heat it. You can either treat it as a separate space (keep it cooler) or treat the home and crawl space as one single space with the same thermal conditions. There are a lot of things you bring up here, most of your questions will probably be answer...

Posted by Murray Kipp Sept. 17, 2021 Crawl spaces 1 response