Vapour / Discussions

Does paint work instead of a poly vapour barrier?

...vapour barrier in the walls . latex primer and 2 coates of oil based paintwas used . Were getting pros and cons for either way . Looking for guidence when coming to explain referrng to resale.  Thx for any help that could  ease our minds about the situation Thx Bill Fletcher  Wms Lake If a home doesn’t have a poly vapo...

Posted by Bill Fletcher May 6, 2020 Air and vapour barriers 1 response

Should I install basement drain tile vents?

I'm installing basement drain system and the contractor wants to install vents through the concrete floor at the wall junction to drain moisture condensate from basement walls through the floor to the drain tiles. He claims this prevents mold from forming behind finished walls.  Does this work or is it only a path for ...

Posted by gary taube Dec. 11, 2019 Foundation and basement improvements 3 responses

Can you provide Crawlspace Insulation Design Assistance?

Be warned; this is a long post!  Apologies in advance. I live in the colder climate of western Massachusetts in an 1830s vintage home.  We have a 4'6" crawlspace (approximately 18' x 26') beneath our wood floored living room.  The house foundation is piled-up field stone (typical of that era) and it can be drafty in hi...

Posted by Randy Christensen Dec. 10, 2019 Crawl spaces 1 response

How do you prevent mold in a finished basement?

We had a water leak in our basement earlier this year and when the contractors started pulling 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 vapor barrier. The scariest part is that our house was only built in 200...

Posted by Brian Cole Nov. 22, 2019 Basements improvements 1 response