Moisture / Discussions

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

...moisture inside walls. What you read about installing a poly vapor barrier on the outside of a building is not a wise. I’m wondering if perhaps you misread that...

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

Is it normal that condensation forms on the windows of my new home?

...moisture you generate in the home (through washing, cooking and bathing) increases the overall level of humidity. New buildings often take a bit of time to dry ...

Posted by Kevin Newman April 19, 2017, 10:30 a.m. Windows and doors 1 Responses

What is the best way to Insulate the crawl space of an old home?

...moisture in the soil is drying into the air, and that humidity will find its way into the main floor of your house. Do you have a hydrometer for testing the rel...

Posted by Aj Jan. 21, 2020, 8:13 a.m. Crawl spaces 1 Responses

What is the best way to insulate the exterior walls of an older home?

...moisture inside the walls, which is why we most often recommend installing some sort of Mineral Wool insulation like Rockwool (formerly Roxul) but there are oth...

Posted by Geoff Kavanagh June 30, 2020, 4:01 p.m. Wall assemblies - renovation 1 Responses

What is the best insulation for a small energy neutral home project?

...moisture damage, but given that you are in a particularly humid climate you may want to lean towards something like Rockwool insulation (aka Mineral Wool) or pe...

Posted by Dan Gull Nov. 11, 2019, 6:40 a.m. Off-grid and Net-Zero Housing 4 Responses

In the winter should you heat a low/dirt floor crawl space with a furnace vent?

...moisture damage and mold . This page here will have most of the answers you need – Best Practices for Insulating Crawlspaces So here are a few questions tha...

Posted by janis hobson Dec. 11, 2019, 3:17 p.m. Crawl spaces 1 Responses

Is Condensation on Windows a bad sign?

...moisture is. But running all the way down the wall to create a puddle on the floor is quite a lot. What you really need to do is address the high level of humid...

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

Does hydronic radiant cooling work?

...moisture problems as it can cause warm humid air to condense and put you at risk of mold and mildew forming. Here is a our page all about radiant floors as a st...

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

Which house wrap is best?

...moisture pass though it, and you can usually find permeability rates listed on the manufacturers website specs pages. Simply for good measure we would recommend...

Posted by Kathy Moller Aug. 2, 2020, 11:50 a.m. Air and vapour barriers 1 Responses

Can you install foam boards directly against basement walls?

...moisture, particularly having a source of moisture on one side and an impermeable or semi-impermeable layer to follow. By 'Breathe' I hope/think they meant 'all...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 4 Responses

What is the best way to insulate embedded joists in a basement Montreal Home?

...moisture movement coming through the concrete, so they could rot , leaving you with a big problem. Its not often that we recommend ‘not’ insulating portions of ...

Posted by Emil Idf Jan. 7, 2020, 8:34 p.m. Foundation and basement improvements 1 Responses

What is the best practice to insulate a crawl space floor?

...moisture in the ground. Are you by chance laying down any new flooring on it? Wondering if you had a plan for an air and vapor barrier between your conditione...

Posted by austin Fanning March 16, 2020, 8:55 a.m. Crawl spaces 4 Responses

What is your opinion about building a garage on posts (screw piles)?

...moisture sensitive insulation (like cellulose or fiberglass), rather consider rigid form boards or rock wool. Wait for a string of sunny days to do it, and make...

Posted by Les P Dec. 11, 2017, 2:21 p.m. Foundations and Basements 1 Responses

For home renovation, is it better to install insulation on the inside or outside?

...moisture inside. The following are a few pages that may help you make those decisions. Have a read through these, and as you get closer to making a decision fee...

Posted by Neil Richardson Jan. 29, 2019, 4:09 p.m. Wall assemblies - renovation 1 Responses

How do I stop a leak from my attic?

...moisture that can’t escape, and that is caused by the insulation blocking the soffit vents . I hate to bring you bad news but I think you need to strip it all o...

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

How do you remove water droplets from under a crawl space vapor barrier?

...moisture would have evaporated into the air, raising the relative humidity in your crawlspace and increasing your risk of mold forming . Here is our page all ab...

Posted by Paul Racioppo Feb. 7, 2020, 3:49 p.m. Crawl spaces 3 Responses

How do I create a complete air barrier using a vapour retarding primer?

...moisture diffusion, which means preventing the moisture in the indoor air from being absorbed into the drywall and permeating into the wall assembly. If you s...

Posted by Mihai Wilson May 3, 2018, 10:15 p.m. Wall assemblies - renovation 1 Responses

How do you get rid of mold in a bathroom?

...moisture in the room, and by drying the walls and base of the shower afterwards with a squeegee. Leaving towels to dry in another room would also help. Don’t le...

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