Crawlspace vapour barrier / Guides

Insulating crawlspaces as part of home renovation
Crawl spaces

How to insulate crawlspaces properly as part of renovating an older home

...Crawlspace vapour barrier © Pescrawlspaces.com For those with nothing but a dirt floor, the single most important thing to do will not cost much - cut off the moisture supply to the air by laying down polyethylene directly on the ground. The standard 6 mil poly vapour barrier will work fine as a DIY solution. Do th...

Crawl Spaces or Slab on Grade Foundations?
Crawl spaces

Should I Build on a Slab on Grade Foundation or a Crawl Space?

...crawlspace; full stop. • EPS foam can be used as a vapour barrier when installed with multiple layers and offset joints as it will not absorb moisture from the ground. • Building on high ground eliminates any risk of flooding. • A slab on grade with a frost-protection skirt designed for its specific climate will ...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...crawlspace; full stop. • EPS foam can be used as a vapour barrier when installed with multiple layers and offset joints as it will not absorb moisture from the ground. • Building on high ground eliminates any risk of flooding. • A slab on grade with a frost-protection skirt designed for its specific climate will ...

Crawlspace radon barrier installation for radon mitigation
Radon in Homes - Mitigation

Removing radon gas from basements and crawlspaces

...Crawlspace floors that won’t be insulated: A radon barrier needs to be installed to seal off the ground from the air in the crawlspace . A DIY radon mitigation solution for a crawlspace is to use a standard 6 mil polyethylene vapour barrier, which works, but contractors may be required by law to use a fire-rated memb...

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

...vapour barrier, and a lot of mechanical infrastructure before you pour. None of that should discourage you, that will all be necessary under your basement floor anyway. You can put flooring material on top of a slab, but simple finishes include acid staining, adding colour, cutting tile patterns, or the simplest and ...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

Choosing the right insulation: the pros, cons and applications for walls, slabs & basements

...vapour barrier and air barrier. Blowing agents are 1430 times worse than carbon dioxide, exponentially worse than EPS. For ecological reasons rather than performance, we recommend limiting its use when possible unless it is genuine Dow Corning styrofoam which uses foam blowing agents that are environmentally better ....

Radon Mitigation - Installing a radon evacuation stack in a slab floor
Radon in Homes - Mitigation

Mitigating radon gas in homes

...crawlspaces: Removing radon from basements & crawlspaces is easier if prevented rather than cured, and existing homes that are found to have high levels of Radon should look at mitigation asap. Depending on the state of your basement and or crawlspace, there will be varying degrees of difficulty in mitigating radon. ...

Renovate, Remodel or Rebuild? How to choose which is Best for Homes
Wall assemblies - renovation

Should I be renovating my home or tearing it down & rebuilding?

...vapour barrier, then a thick layer of insulation . Exterior vapour barrier construction is a simple practice and an excellent one, but it behaves very differently than interior vapour barriers and requires a thorough understanding of the physics behind it so you don’t unwittingly design it to fail. To understand the di...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...vapour barrier, we are inviting mold. A slab-on-grade foundation avoids this all together. Why we like slab-on-grade construction Quality of life: Polished concrete slab-on-grade floor © Bala Structures In comparison to a basement, building above ground has the advantage of providing more natural light. It ...

Step by step guide for slab-on-grade home construction
Slab on Grade

Slab-on-grade construction: the ecoHOME A to Z Slab building guide

...VAPOUR BARRIERS FOR SLAB ON GRADE: Install anchor bolts and lateral insulating panels and then the center panels. Next, cut around the plumbing system and mechanical equipment. Ensure that there are no gaps in the insulation, even in problem areas. Install a polyethylene air / vapour barrier over the entire ins...