Humidity problems / Posts

High humidity levels and coldness

...humidity inside my home is still high 50-65% . Furthermore, a contractor recommended installing an air purifying system, adding additional insulation in the a...

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

How do you insulate a crawlspace?

...problems, it will add to them as warm and humid summer air can condense on the cooler surfaces. Another possible cause of the moldy insulation is if you didn’t ...

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

hydronic radiant cooling

...problems as it can cause warm humid air to condense and put you at risk of mould and mildew forming. Even in the appropriate climate it is a fairly complicate...

Posted by dean c April 30, 2019, 8:01 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

Leak from attic

...problems are and your conclusions are bang on. The frost is building up because the moisture can’t escape, and that is caused by the insulation blocking the s...

Posted by Markus Duess Feb. 11, 2019, 12:42 a.m. Roof assemblies - renovation 1 Responses

How do I get rid of carpenter ants?

...humidity level in the home low, down below 40% Relative humidity if you can. Avoid leaving out any food that might attract ants. Signs of carpenter ant in...

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

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

...problems caused by excess water infiltrating your basement walls, probably by capillarity, which creates an efflorescence (white stains) on your walls. That occ...

Posted by Anonymous Feb. 8, 2017, 10:22 a.m. Foundation and basement improvements 1 Responses

HVAC replacement for old home? Chronic illness (air quality) being key importance...

...problems with your HVAC system. I hate to be the bearer of bad news, but I do think you need to get some proper ventilation work done, that starts with getting ...

Posted by Niki Harrison Sept. 6, 2019, 4:32 p.m. HRV and ERV 2 Responses

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

...problems are seen more in the warmer regions where homes are more frequently air conditioned. You didn’t mention a location, but wherever you are I would reco...

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

Dense Pack Cellulose Wall insulation

...humidity in summer. Lots of heat, lots of air conditioning. Are you absolutely sure that no vapour barrier is okay? How do I convince the building inspectors? H...

Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 3 Responses

Why do you say building on a slab is more ecological than starting with a basement?

...humidity problems. The disadvantages: We would be remiss if we did not acknowledge the downsides of slab construction, and they exist: The disadvantages w...

Posted by Anonymous Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses
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