Wall / Discussions

What are the best Wall and Roof insulation choices and rain screen?

...Walls will be insulated with sprayfoam vs rockwool (hard to get contractor out of convenient and familiar choice) and on exterior will be covered in WRB by Adhe...

Posted by Valeriy Kraydman March 15, 2021, 3:32 p.m. Exterior cladding 0 Responses

Do frost lines where studs are on a wall show a failure of spray foam insulation?

...wall assembly. The best method of wood frame construction would always include continuous insulation on the exterior of walls, without that you may see indica...

Posted by Gerald Crozier July 22, 2019, 10:24 p.m. Insulation and soundproofing 1 Responses

Is it OK to put 1 inch of EPS under vinyl siding with no wall insulation?

...wall in good shape. would the 1 inch EPS under vinyl siding be a problem with condensation on inside of walls would vapor barrie paint help over the old paint. ...

Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses

What is the best material to use for wall and roof insulation?

...walls can dry , also read about the importance of air barriers for energy efficiency and durability . If walls are not built with airtightness and an ability to...

Posted by Babak K July 12, 2020, 8:43 p.m. Insulation and soundproofing 1 Responses

What do you think of Legalett Wall Insulation?

...wall-insulation system compares to the wall systems that you propose. I see a number of advantages to their system--it's much less labor intensive and is potent...

Posted by Igal H Aug. 19, 2020, 3:52 p.m. Walls and Roofs 1 Responses

How do I waterproof a foundation from the inside?

...wall of our foundation but the water enters through the joint between the walls and the floor. How can I waterproof this? The house is only 3 years old so the F...

Posted by Kurt Brenner Nov. 14, 2017, 9:47 a.m. Foundations and Basements 1 Responses

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

...walls, insulated and drywalled Crawl space has dirt floor, 3 cement block walls, open lattice wall to access crawl space, exposed floor joists 24'' o.c., heig...

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

What is the best way to insulate a Multi-material wall?

...walls+concrete blocks+bricks, all part of the same wall assembly? As the bricks that sit atop the concrete walls are uneven (along the grout and brick face), ...

Posted by Steve J Sept. 29, 2020, 10:15 a.m. Wall assemblies - renovation 7 Responses

What is the best way to do wall construction using Charred Cedar Siding?

I had a small project building a garage with charred cedar siding and it is for experimenting of using charred cedar. I'm interested to know the wall construct...

Posted by Dobie Cheung June 6, 2020, 10:44 p.m. Exterior cladding 1 Responses

Can you help with passive solar greenhouse exterior wall details?

...walls on south side with many windows. Struggling a bit on: 1) Best insulation type to go between studs. 2) If I should have a vapour barrier, or let the wa...

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

Should you put insulation on the outside of a cinder block wall in a desert?

I have a home about 3000 sq. the top is about 1700 and the rest in the basement, being a cinderblock home with a 2 foot over hang. I studed my inner wall, I pu...

Posted by Michael Apodaca March 9, 2020, 3:10 p.m. Wall assemblies - renovation 1 Responses

Should I densepack wall cavities prior to exterior insulation?

...wall, 2-3in eps/roxul based on price, strapping, new siding. Is it worth densepacking the walls before doing the WRB? The kraft paper falling apart or separat...

Posted by Gordon McNair April 13, 2021, 9:21 a.m. Wall assemblies - renovation 3 Responses

Is there anything I can do about a vapor barrier on the wrong side of a basement wall?

...wall? I've read enough of the basement articles to know that on a new wall I should put a vapor barrier right against the foundation, then the wall assembly. Id...

Posted by Iain B Feb. 8, 2021, 2:21 p.m. Basements improvements 7 Responses

Insulation on interior or exterior of frost wall - or both - for floating slab?

...walls sit on footings.Is it better to insulate on the inside or outside of the foundation walls, or both inside and outside? I’m wondering why you are going wit...

Posted by Marc-Andre Roy Oct. 4, 2021, 9:20 a.m. Slab on Grade 5 Responses

What is your advice on exterior wall insulation for a tiny home?

...walls are as follows, from inside out: Ship lap wood, plastic vapor barrier, I see no mention of insulation for you Tiny House, but there is a comma a...

Posted by Mitch Fowler Aug. 27, 2020, 7:04 p.m. Tiny house 1 Responses

Does electricity free pellet stove comes in 23'' or less to fit my wall ?

...walls, and I say that just in case your space limitations are due to having walls on either side. I would check with your regional building inspectors (or bet...

Posted by Peter Kutschy April 21, 2020, 3:40 p.m. Wood stove and biomass heat 1 Responses

What is the best way to heat an off grid home?

...wall I will run with the assumption that your house is not yet built otherwise you would already have a heating solution, is that correct? If not let me know. ...

Posted by Michelle Nason Aug. 8, 2018, 1:48 p.m. Off-grid and Net-Zero Housing 3 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...wall and condensing. Since then I have installed VB on the walls that are soon to be drywalled. My feeling is that this is incorrect yet my pre drywall experien...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 42 Responses