Moisture / Discussions

What are the foundation options for a prefab house?

...moisture, cost, and cure time. 4. Slab on grade: Pros are insulates under skid, protection of underskid utilities and ease of installation. Cons are doubling ...

Posted by Richard Bowie Nov. 20, 2020, 3:40 p.m. Foundations and Basements 2 Responses

Can a solar thermal air system be coupled to an HRV for heating incoming fresh air?

...moisture issues causing mold. The home also had tubing installed in basement concrete floor for future infloor heating (no system on the tubes yet). Existing he...

Posted by Brian Billings March 21, 2019, 2:53 p.m. Solar thermal collectors 1 Responses

What do I in my basement where new insulation meets old?

...moisture, air sealing, and different vapour methods and insulation types? (Old Poly vapour sheet and fibreglass insulation vs new Rockwool and EPS) How do add...

Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses

Basement reno - How do I effectively insulate my basement?

...moisture/vapour barrier laytex paint. Which EPS thickness should I go with? Concrete Slab: DMX aiflow dimple mats +(3/4" EPS, needed? ) +OSB +flooring of choi...

Posted by Steve J Feb. 13, 2019, 10:25 p.m. Foundation and basement improvements 2 Responses

How would I rectifiy problem of foundation wall cracks with finished basement?

...moisture or mold. I was going to have the foundation walls parged however I am looking for a longterm solution for this and want to make sure that I am addressi...

Posted by Terry P July 22, 2020, 7:07 p.m. Basements improvements 3 Responses

How do you seal windows from the exterior for water and air but not create a vapor seal?

...moisture concerns, there wouldn’t be a lot of moisture buildup in an airtight space that small even if you did tape both sides. Think about it like any section ...

Posted by Piyush Prince Nov. 7, 2018, 12:10 a.m. Windows and doors 1 Responses

Can you add external insulation to a brick home?

...moisture and it lets moisture move right through it, which is a very good thing to use for an exterior insulation renovation project since it doesn’t trap moist...

Posted by Rachel Kaiser April 2, 2020, 9:11 a.m. Wall assemblies - renovation 1 Responses

Can Rockwool be installed over Type II EPS?

...moisture. Rockwool insulation is one of our preferred methods for adding insulation to the outside of a house because it is very resistant to moisture damage, a...

Posted by Brian Bonnell March 30, 2020, 11:04 a.m. Wall assemblies - renovation 1 Responses

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...moisture. When you say, strip the walls, install a plywood sheathing. Do you mean to strip off the sheathing boards? If so, is it instead possible to nail the p...

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

What kind of insulation do you recommend to put on my exterior sheet rock wall?

...moisture. I would recommend you use some sort of mineral wool / rock wool insulation as they aren’t harmed by moisture and it will pass right through it. Wall...

Posted by Uwe Thomas May 22, 2020, 10 p.m. Insulation and soundproofing 1 Responses

What is the best way to do a basement renovation?

...moisture resistant surface to separate your studs and insulation from the concrete, and that will allow moisture that accumulates to run down the wall and not b...

Posted by BIG FOOT Nov. 18, 2020, 9:33 a.m. Basements improvements 1 Responses

How do you prevent walls from rotting in humid climates?

...moisture damage when building in a wet region like yours. There may also be trees or undergrowth very close to their home to hold moisture. The wall assembly an...

Posted by Rose Alderson Nov. 5, 2018, 4:34 p.m. Wall assemblies - new construction 1 Responses

What is the best way to deal with a drop ceiling in a high humidity room?

...moisture control since it's exceptional that the humidity is only 55% in a pool room. Putting in a vapor/air barrier without ventilation could be problematic ...

Posted by steve Roberts Dec. 24, 2019, 8:01 p.m. Walls and ceilings - interior surfaces 1 Responses

How should I insulate basement Walls in climate zone 5?

...moisture unless it is protected underneath the footing as well, which I doubt. Myself I would prefer to have a membrane against the interior of the concrete w...

Posted by Chad Johnson March 25, 2019, 8:33 p.m. Basements improvements 1 Responses

Is there a concrete admixture to prevent water leaks?

...moisture' and 'water leaks'. Also wondering if perhaps this is a new construction or existing, as an 'admix' would be added to the concrete before it is poured....

Posted by Frank Liu July 4, 2020, 6:03 p.m. Waterproofing and drainage 2 Responses

Can you preheat ERV inlet air?

...moisture that may condense on the tube walls from hot humid summer air coming in contact with the cooler surface. A cheap way is to build a "puit canadien"

Posted by A O April 6, 2020, 12:16 p.m. Ground-coupled heat exchanger 2 Responses

Does paint work instead of a poly vapour barrier?

...moisture from absorbing into the wall cavities just as a poly vapour barrier would, but it won’t stop air leakage.

Posted by Bill Fletcher May 6, 2020, 1:46 p.m. 1 Responses

What is the best way to insulate a 2x8 wall?

...moisture so while it isn’t the cheapest, it is the most foolproof as it won’t ever trap moisture like some foam insulation can. Spray foam is a viable option,...

Posted by Michael Sweglar July 8, 2020, 10:43 a.m. Wall assemblies - new construction 3 Responses