Moisture / Discussions

Can you help with passive solar greenhouse exterior wall details?

...moisture. Same for the rigid insulation, EPS and XPS will stop moisture, Rockwool will let it pass right through, read more here - Choosing the right rigid in...

Posted by Rick Carter Aug. 11, 2020, 8:06 a.m. Greenhouses and Sunrooms / Solariums 1 Responses

How to fix condensation on ceilings?

...moisture was getting trapped which lead to mould growth on the plywood at the underside of the roof. We spent $20,000 in mould abatement, new aluminum soffits, ...

Posted by Jessica Sadler Nov. 13, 2019, 11:48 a.m. Walls and Roofs 1 Responses

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

...moisture barrier, allowing the construction of interior walls that aren't as susceptible to mold. But here you seem to say that keeping the moisture out of the ...

Posted by Jeff O. Feb. 8, 2017, 10:22 a.m. Foundation and basement improvements 3 Responses

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...moisture to dry on the inside as to not have 2 vapour barriers, but stop any air and thus condensation. There would be no problem adding a peel-and-stick membra...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

Why is there frost on the underside of my roof overhang?

...moisture for frost to form, and I think of all the opinions here yours sounds about right. There is moisture in warm air, and remember that LEDs don’t release...

Posted by George Paul March 23, 2020, 12:10 p.m. Roof assemblies - renovation 2 Responses

What is the best way to insulate a concrete block house?

...moisture barrier. Then stud out the inside and R13 insulation then dry wall. Thoughts? What is your climate zone? Experiencing tornadoes is a clue, but closer...

Posted by kent wardecke Oct. 17, 2020, 11 a.m. Foundation and basement improvements 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

How do you insulate a crawlspace with dirt floor?

...moisture? At this point, I’m thinking to simply put a 6 mill poly on the dirt floor to keep the moisture out and to put rockwool in the ceiling of the crawlsp...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 Responses

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

...moisture in walls so I am fairly aware of the issues but still not confident in what is the best approach for exterior insulation on the walls during renovation...

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

Is EPS or XPS better for use in basement rim joists? Should faced or unfaced foam boards be used?

...moisture (and bugs, to be embarassingly candid about the matter). I gather that I can always safely throw some fiberglass batting up in the rim joists to remedi...

Posted by Thomas Dispenza Sept. 8, 2019, 12:43 a.m. Basements improvements 6 Responses

Can you Insulate a cinder block basement foundation with Rockwool?

...moisture how come does it block interior vapor moisture at the same time? Climate Zone 3A in the South Eastern US is a predominantly hot and humid climate with ...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

Which type of exterior insulation to use on a house?

...moisture and it lets moisture pass right through it. Here is the page you really need to read though, all about the various options for exterior rigid insulatio...

Posted by Trevor Marshand May 26, 2020, 1:16 p.m. Insulation and soundproofing 1 Responses

What is the best to insulate metal structures for all seasons?

...moisture to dry. I understand that any number of air barrier is acceptable, but would inner, outer, or both be preferable? Continuing my hypothesis, it seems ...

Posted by Morgan Aldridge Jan. 19, 2019, 1:53 a.m. Wall assemblies - new construction 1 Responses

Should you allow air flow through a crawl space with a dirt floor?

...moisture down there as the temperatures reach -40 in the winter and then the ground thaws in the summer. We do not have constant power, so a dehumidifier is not...

Posted by Amber Murray Aug. 17, 2020, 10 p.m. Crawl spaces 3 Responses

What is the best way to finish a basement with exposed pink fiberglass insulation?

...moisture barrier product that seem best to leave alone to avoid mold problems developing, so how might we finish off the ceiling around the perimeter of the con...

Posted by Claudia Fieo Oct. 6, 2020, 10:48 a.m. Basements improvements 0 Responses

Can you do an update on Ecohome’s new demo house?

...moisture in the tubing and therefore mold growth. In Ecohome’s new demo house, did Legalett also build the Solar Air Panels to ensure a continuation of its clos...

Posted by dean c Oct. 16, 2019, 2:04 a.m. Concept and design 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

Should I insulate my basement ceiling?

...moisture problems. It’s not a wet basement, but the block does get a bit of the white stuff gathering under the paint on the blocks. Thanks in advance If your...

Posted by Nina Hartt March 21, 2019, 8:23 a.m. Basements improvements 1 Responses