Vapour barrier below slab / Discussions

How do you make an airtight house envelope?

...below ground insulation in time before slab was poured, but need to plan better for above the ground. My contractor is planning foam insulation based on HERS me...

Posted by Valeriy Kraydman Dec. 1, 2020, 2:52 p.m. Air and vapour barriers 1 Responses

What is the best way to Insulate the crawl space of an old home?

...vapour barrier, it is best to keep the humidity to below 50% RH. Let us know what else you have down there, because if you insulate between the joists then it's...

Posted by Aj Jan. 21, 2020, 8:13 a.m. Crawl spaces 1 Responses

What is the right amount of insulation for a house?

...slab designed to insulate below the footing. We’re building another demo house right now that will have a solar-air heated floor built from a kit product that h...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

How well do Legalett slab on grades work?

...slab using Legalett ICF slab forms. 2) How are those issues usually addressed? What issues?! :) 3) What is the long term track record of Legalett slabs? ...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 1 Responses

Do you have recommendations for radon sealing basement concrete & installing new flooring?

...slab I do not believe has any vapour barrier, just as mentioned the specs above. My questiosn are: What is the best, health friendly sealant for radon? And impo...

Posted by M N Sept. 1, 2020, 2:20 p.m. Basements improvements 1 Responses

Basement reno - How do I effectively insulate my basement?

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

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