Slab / Green Building & Sustainable Home Renovation Information & Advice

Frost Heave Prevention Helps Stop Frost Heaving Breaking up Home Foundations
New foundations and slab-on-grade

What causes frost heave? Preventing frost heaving is down to good foundation design

...slab on grade is not at any greater risk of frost heave than a basement, full stop. Read more here – Choosing between a slab on grade and a basement.  You can build a basement right or wrong, you can build a slab right or wrong. Just do it right and you will have no problem. And if you happen to have bought some swamp ...

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

...slab-on-grade foundation with a thickened-edge footing without first preparing the site with extensive and costly soil remediation. Opting for a raft slab in such conditions can be a much cheaper option.  A raft slab is a type of frost-protected shallow foundation, or slab-on-grade foundation, that does not include the...

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

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

...slab exterior.   Read more about Passive House construction and efficient home building in general on the pages below and in our Green Building Guide.  How to build a slab or foundation on soft soil and high water tables Silicate sealers for concrete slab floors - durable and healthy Step by step guide on how...

Pouring a Monolithic Slab on grade for a Passive Solar LEED Home © Ecohome
Slab on Grade

Monolithic slab-on-grade foundations - Super insulated for LEED Homes & Passive House

...slab foundation Insulating below monolithic slab-on-grade foundations Where do water pipes go in a slab foundation? Disadvantages of a monolithic slab foundation Key tips for monolithic slab foundation success Building a monolithic concrete slab foundation, step-by-step Monolithic slab vs. floating slab: understanding ...