Concrete slabs / Guides

How to Fasten Cement Board Facing to slab on grade insulation
Slab on Grade

Finishing the exterior of an insulated slab-on-grade floor

...concrete. It did hold as planned, though there is more play in it than we ideally would have liked and if we were to do it again we would increase the amount of fasteners. Like many things, this did work but we found it to be labour intensive compared to finishing an EPS foam slab exterior. To learn more about Slab o...

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

...concrete to be poured. CONCRETE POURING TIPS FOR A SLAB ON GRADE CONSTRUCTION: Ensure that the contractor waits for the proper weather conditions before pouring the concrete FPSF slab. According to the CMHC (Canada Mortgage and Housing Corporation), you must not pour concrete into a frozen formwork. In addition, th...

Slab-on-grade for Ecohome's upcoming video building guide
Slab on Grade

how to build a slab-on-grade on standard soil

...concrete, which is completely non-toxic and very durable. The production of concrete is a heavy polluter, releasing one ton of GHGs (greenhouse gases) per ton of concrete. So we chose a concrete mix that included 50% recycled material, which significantly lowers the total emissions of our build, and brings in some LEED...

Net Zero Energy homes Edmonton Alberta
Off-grid and Net-Zero Housing

Net Zero Energy house in Edmonton, Alberta

...concrete floor in the showhome. Insulation: Expanded polystyrene (EPS) will be used under basement concrete slabs. Cellulose will be blown into the double stud wood framed walls and attics. It is densely packed in the walls to avoid settling. Cellulose is made predominantly from post-consumer recycled paper. ...

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

...Concrete foundations - pros & cons: For a modest sized home, a concrete foundation will cost you easily between $20,000 and $30,000 . Factor in a subfloor and finished flooring, you’ll be lucky to stay under $40,000. Building basements ‘just because’ invites unnecessary costs, potential humidity problems, and greater...

Prefab frost-protected shallow foundation insulated form kit
Slab on Grade

Raft slabs - How to build Insulated Frost Protected shallow foundations (FPSF) on problem soils

...concrete. Alternatively, a basement can be constructed by beginning with an insulated raft slab, followed by an ICF foundation wall. This provides a continuous layer of insulation separating the concrete from the ground. The result is a very comfortable and energy efficient basement, with no thermal bridging and redu...

How to insulate basements properly
Insulation and soundproofing

Best practices for basement insulation in new home construction

...concrete connections in foundations © Ecohome Avoid wood-to-concrete connections: Concrete foundations take five years to fully dry, and that is only if they are completely separated by exterior waterproof barriers from ground moisture and water. Without breaking the connection from dirt to porous concrete, f...

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...Concrete is very expensive to purchase and extremely energy intensive during manufacturing. The process of building a basement requires 3 costly visits from a team of concrete trucks; once to pour a footing, again to pour walls, and a third time to pour a basement floor. For every ton of concrete produced, one ton of g...

Basement wall insulation
Insulation and soundproofing

Properly insulating basements and concrete slab floors

Insulating a basement is a great idea if it wasn't insulated when built , as before we began insulating foundation walls and below slabs (see slab on grade) , it was generally estimated that basement heat loss accounted for about 1/3 of the total heat loss of a house. It is likely that such an abysmal starting place...

Permeable interlock pavers & paving stones
Permeable laneways and patios

Water-permeable landscaping surfaces

...slabs colour and the heat island effect: Temperatures in dense urban areas can be several degrees higher than nearby green spaces due largely to heat being absorbed and released by concrete and asphalt. We all know a black car will be hotter than a white car on a sunny day, the hard surfaces of your property will rea...

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?

...concrete floor on top makes more sense. Voila, you now have a slab-on-grade foundation . You can then have either have a beautifully sealed and polished concrete floor or install eco-friendly hardwood flooring on top of the concrete if you prefer. Crawlspace renovation by filling with reclaimed rigid foam EPS panel...