Wall / Discussions

How do you insulate concrete basement walls and avoid mould?

...wall. I was hoping to nail the Rock Wool Comfort 80 Board to the entire wall, and then when the time is right frame and finish. If I’m getting this right, you h...

Posted by William Hunter Feb. 22, 2021, 11:40 a.m. Basements improvements 2 Responses

What is the best way to insulate the exterior of a post and beam timber frame with rigid insulation?

...Wall currently has 3/4" Shiplap pine sheathing over the Girts. Looking at emplacing 4" R20 Rigid XPS Panels seam taped. Those would be strapped to the wall with...

Posted by Ron Busch Nov. 12, 2021, 2:53 p.m. Wall assemblies - new construction 0 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...wall system as a double stud wall, (see more here) which are ideal for improving wall insulation when renovating homes & for building new homes with high perfor...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses

What is the best way to build a slab on grade on bedrock?

...wall down to bedrock be a better approach - before pouring the slab? Building a slab on grade on bedrock is nice and solid, so as long as any water around the p...

Posted by peter owen Oct. 31, 2019, 3:33 p.m. Slab on Grade 1 Responses

How should I insulate basement Walls in climate zone 5?

...wall and the mineral wool has no vapor barrier. Is this space between concrete and studwall a terribly idea if walls are already dry and mold free? the exterior...

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

Will spray foam on basement walls prevent condensation?

...wall there is no easy way to get rid of it, so the only solution other than removing the drywall and poly would entail cutting strips out of the drywall and rem...

Posted by Michael Scott April 12, 2021, 9:17 p.m. Basements improvements 3 Responses

Can I spray foam insulate from the outside?

...walls of homes here Let us know more details about our wall assembly and what is behind the siding if you'd like, and we may be able to be more helpful. Ext...

Posted by Kurt Klischuk June 6, 2019, 8:56 a.m. Wall assemblies - renovation 3 Responses

How do you prevent moisture from getting into a basement footing?

...walls are installed. So once the concrete walls are poured, moisture can’t pass between the two.

Posted by Frank Liu June 24, 2020, 9:58 a.m. New foundations and slab-on-grade 1 Responses

What kind of non-toxic exterior sheathing can be used in place of plywood?

...wall, underneath finish ext siding) has formaldyde, glues all of which are toxic. What can I use that will be non-toxic, or at least much less toxic? Thank yo...

Posted by pier charter June 4, 2020, 1:12 p.m. Wood and organic materials 1 Responses

What's the best lumber for framing a house?

...wall I would then pack with cellulose. Thing is, the yard also proposed local sawn 2x4's which are cheaper than the CLS but I don't know whether these are going...

Posted by Natalie Pierce Nov. 21, 2019, 8:26 p.m. Wall assemblies - new construction 1 Responses

What type of green flooring is best for a basement floor?

...walls as well? If so – consider seating the framed walls on foam blocks, so that if there is a flood then you may keep your wood and insulation dry. Also instal...

Posted by Jeff Krohn Sept. 15, 2019, 5:52 p.m. Basements improvements 1 Responses

Where do you install a weeping tile with a high water table?

...wall 18 inches higher then plan then fill the inside with crushed gravel and have my basement floor elevated. How should I install my perimeter weeping tile? I ...

Posted by Alex Kesheshian June 11, 2020, 11:54 p.m. Foundations and Basements 3 Responses

Does using T & G wood plank instead of drywall affect where we put the vapor & air barrier?

...walls instead of drywall (new build with plywood exterior sheathing and Tyvek - which will eventually have cedar shingles). What's the best thing to use for air...

Posted by Sue Colbourne Nov. 9, 2019, 6:16 p.m. Walls and ceilings - interior surfaces 3 Responses

What is the best way to do a cottage reno adding an insulation blanket?

...wall is drywall with poly vapour barrier, 2x4" framing with fiberglass. The sheathing was 7/16 asphalt sheathing with an exterior stained plywood on top (with b...

Posted by Barton Rowe Feb. 28, 2021, 1:27 p.m. Wall assemblies - renovation 2 Responses

Can you use Foam boards on basement walls to stop condensation?

...walls are fully framed about 2” away from the concrete. They have mineral wool in between the stud bays but not all dry walled yet. My issue is that since insul...

Posted by Chad Johnson Dec. 21, 2019, 7:59 p.m. Basements improvements 3 Responses

I have many issues with my house where should I start?

...wall, to the roof, then re-side the house, and insulate roof. Or insulate inside basement walls, and insulate the roof. What is the best product to proceed with...

Posted by Bryan Squirrell Sept. 29, 2019, 3:08 p.m. Wall assemblies - renovation 1 Responses

Can you raise a garage floor?

Our garage floor is almost back alley level, it has retention wall, and inside about 6 inches height from the slab. We like to raise it at least 4 inches! Is i...

Posted by Anwar Chowdhury Jan. 3, 2021, 2 p.m. Concept and design 2 Responses

How do I insulate my half below grade basement?

...wall, under a 6" frame (with R24 roxul batts) and continues up the warm side of the studs (Studs kept off the wall obviously). Is this a viable solution? Shou...

Posted by tom mckeand Oct. 14, 2019, 11:01 p.m. Basements improvements 1 Responses