Joists / Discussions

What is the best way to insulate rim joists with EPS and batts?

I'm trying to insulate Rim joists /cripple walls in basements have read about three methods using EPS & batt with slightly different orders. Plan to insulate c...

Posted by Steve J July 18, 2019, 3:53 p.m. Basements improvements 1 Responses

Is it ok to add insulation between joists in a crawl space?

...joists? Over or under pipes? I want to do this myself, simply, so was looking at something like bubble-roll type of insulation to staple in place. Thanks!

Posted by Cheryl Bottomley May 11, 2020, 3:17 p.m. Crawl spaces 0 Responses

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

...joists? Therefore, by extension, shouldn't one prefer to use XPS--for its lower permeability--versus EPS when insulating rim joists? Wouldn't that logic also tr...

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

What is the best way to Insulate a basement and floor joists that are embedded into the concrete?

...joists are embeded into the wall. How would I properly insulate my basement wall and the embeded floor joists? Right now the home has roxul insulation in the ce...

Posted by David Pereira April 28, 2020, 10:34 p.m. Foundation and basement improvements 2 Responses

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

...joists are fully embedded inside the concrete slab. Hence, the floor above close to the baseboard is very cold. My plan is to fully demo the basement walls an...

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?

...joists 24'' o.c., height from ground to bottom of joists is 36" If you have a three-sided foundation wall with lattice work on one side and a dirt floor, the ...

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

How do you insulate a crawlspace?

...joists at about 24" on center. I put 6 mm polythene on the ground and put fiberglass insulation between the joists. Since then I have noticed a lot of condensat...

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

Which exterior insulation is best to create at thermal break in an bungalow in Alberta?

...joists. This space is now wonderful to live in. However, at -40, we experience frost and freezing temperatures on the main floor in the corners of the house. ...

Posted by Rebekah Barnes Jan. 17, 2020, 10:07 p.m. Wall assemblies - renovation 1 Responses

What is the best way to insulate a crawlspace to keep humidity down and stop odors?

...joists and has 3 - vents to the outside. I am thinking of 1" foam boards on the walls, sealing the floor. There is no moisture only when I put a piece of plasti...

Posted by Dave Bell Oct. 24, 2019, 3:57 p.m. Crawl spaces 3 Responses

What can I do to prevent mold and musty smells from a crawlspace with a dirt floor?

I bought a home that has a dirt floor crawl space with about 24 inches from dirt to underside of floor and it gets wet which causes the floor joists and under ...

Posted by bonna gordy May 15, 2020, 8:16 p.m. Crawl spaces 1 Responses

Can you provide Crawlspace Insulation Design Assistance?

...joists supported by one of the newer breathable foil membrane products stapled to the underside of the joists; I was planning on securing the membrane with firr...

Posted by Randy Christensen Dec. 10, 2019, 12:17 p.m. Crawl spaces 1 Responses

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

...joists with caulk or sealant because where the SPF meets the joints, the seam is thin and air goes right though the SPF and enters the joints. I'm considering...

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

What is the best way to insulate the ceiling of my crawl space?

...joists above the foundation have spray-foam insulation. Since we moved in, I know that the addition's floor is very cold in the winter and in the summer we don'...

Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses

How do you insulate a cottage crawlspace? It's in the Haliburton Highlands

...joists. The cottage crawlspace is divided in half by a styrofoam boundary. One half has all the plumbing, 2 radiators, spray foam around perimeter and a dehumid...

Posted by Beata Domanska May 25, 2020, 11:38 a.m. Crawl spaces 1 Responses

Should I insulate my basement ceiling?

...joists and that seems to be a good idea that won’t contribute to moisture problems. It’s not a wet basement, but the block does get a bit of the white stuff gat...

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

Basement reno - How do I effectively insulate my basement?

...joists? Details: 2-story house built 1983, located in southern Ontario (GTA). Poured concrete foundation. Floor joists sit atop the foundation wall on a rim j...

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

How do you fix high humidity levels in a basement?

...joists is 84 inches. There is no sump pump, and I’m not sure if there was flooding before I moved into the house. However, the home inspector indicated the pres...

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

What is the best deck material?

...joists you can often leave them in place when a deck is in need of repair and only replace the top decking boards.

Posted by Babak K July 17, 2020, 2:10 a.m. Decks, porches and gazebos 1 Responses