Basement spray foam / Guides

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...basements (If you must), and be sure they won't see prolonged exposure to moisture or contact with humid surfaces if you don't want them to go moldy. Spray polyurethane foam (SPUF): When SPUF works out, it can be one of the better performing products in basement applications. Being sprayed directly onto concrete wa...

Better Basement Design on basement walls prevents mold and midlew
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...basements (If you must), and be sure they won't see prolonged exposure to moisture or contact with humid surfaces if you don't want them to go moldy. Spray polyurethane foam (SPUF): When SPUF works out, it can be one of the better performing products in basement applications. Being sprayed directly onto concrete wa...

Insulating crawlspaces as part of home renovation
Crawl spaces

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

...basement. We make no secret of the fact that we aren't huge fans of spray foam due to the emissions associated with it (with exceptions for eco-friendly spray foams) but this is one place where it can make a lot of sense. Spray foam is done quickly, it has a high R-value, provides an air and moisture seal and fills a...

Exterior damp proofing and drainage mat to protect basements from wate
Insulation and soundproofing

Best practices for basement insulation in new home construction

...basement insulation and heat loss © Ecohome Exterior basement insulation is less common, probably due to the fact that it can be more expensive. And there are certainly less cases where insulation is installed on both sides. By insulating the exterior of basement walls we consume less interior space and preve...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

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

...Spray Polyurethane Foam) Spray foam on basement walls © Bala structures U pdate: new blowing agents for spray foam dramatically reduce their environmental impact. Read more. Recycled Content : Minimal at best. Some are advertised as ‘soy based’ but there is so little soy content compared to the ecological imp...

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it?

...spray foam may be the only solution. We've generally steered our readers way from spray foam products in the past due in part to health concerns, but mostly to the very high Green House Gas emmissions from spray foam blowing agents. However 2020 has seen great news about the reduced global warming impact of spray f...

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

Removing radon gas from basements and crawlspaces

...spray foam, there must be some medium in which the air and radon can move around below the foam. A layer of crushed stone will do the job as long as the intake is in the stone and not blocked by the foam. Spray foam will go on top of the stone and seal around the stack. If getting a 4 inch-layer of clear stone into y...

Ecohome's Kenogami House 'The Most Resilient Home in North America'
Concept and design

Resilient design features for new home construction

...basement walls correctly Raise wood-framed basement walls and any wood-framed floor structure off the ground by resting them on foam blocks. Even though it still happens in almost every tract home basement, do not install interior vapour barriers on basement walls; this will trap moisture and cause rot and mold in ...

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

...spray foam will be added at this point in order to add insulation and to create a continuous moisture soil gas barrier. Seal the polyethylene barrier at all penetration points and openings with appropriate building tape. 1) We use the term 'air / vapour barrier' to avoid confusion of their individual roles. Polye...

How much is Too Much Insulation in my Attic or Walls?
Insulation and soundproofing

How much insulation is too much in attics and walls?

...foam insulation & styrofoam Tips for successfully building affordable eco homes Resilient design features for sustainable new home construction Find more about green home construction in the EcoHome Green Building Guide pages or to learn more about the benefits of a free Ecohome Network Membership, se...