Crawlspace ventilation / Guides

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

...ventilation & Mold prevention - EcoHome Guide 'How to build basements that don't stink' - Dr. John Staube, University of Waterloo Top Tips: For Building a Slab-on-Grade Foundation: Insulate effectively by Installing 8 inches of Roxul mineral wool below a concrete slab floor Follow the advice in THE ECOHOME ...

Insulating crawlspaces as part of home renovation
Crawl spaces

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

...crawlspaces . Fixing a dirt floor crawlspace: All too often a crawlspace will have nothing but a dirt floor, and probably some un-insulated walls. The result of that is an unending source of humidity as moisture in the ground evaporates into the air and can condense on cold walls and joists where mold can establish...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

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

...ventilation) and there are no seams to allow heat loss. It’s also an excellent choice for insulation packed into walls because it allows little air infiltration and it’s fire and insect resistant. R value: 3.66 per inch Notes : All around this is the best choice for performance and environmental impact, but...

Condensation on windows in our homes - why is it there? - how to stop it?
Walls and Roofs

Condensation on windows is a pain but is it a problem & how to stop it?

...crawlspaces, walls or ventilation systems – and some things are certain when a home has condensation running down the windows: Condensation won't disappear on its own Condensation is potentially detrimental to health as it allows for mold and mildew growth Condensation can cause damage to homes and lead to cost...

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

...ventilation) and seal all above-ground extremities before pouring the cement. For a video on radon barrier installation under a slab on grade, see here Detail design Notes: If you plan to eventually build a second bathroom, get your contractor to do the rough-in before pouring your slab on grade or Frost Protec...

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?

...Crawlspaces: We never recommend building a crawlspace from scratch since they don’t make a lot of sense, but they exist, and most of them can be renovated and brought up to spec in a few different ways. If the exterior walls of the house are in good shape and you plan to keep the house, one option is to fill in the c...

Why Radon maps by state or province shouldn't replace testing

Radon Levels by State & Province - Why a Radon Test is Essential

...crawlspaces, which radon mitigation system is best depends on how high your levels are, how finished your basement is and whether or not you use it as living space. The only really easy DIY Radon mitigation technique is for crawlspaces or basements with dirt floors , where a passive radon stack can be laid down under...