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Foundations, Basements & Slab-on-Grade

When renovating or building a new home in the US or Canada with a Basement or a Slab on Grade, in the EcoHome Foundation & Basement guide section you will find the basics on foundation, basement & slab design, under slab insulation, site selection & preparation, excavation, drainage & radon gas prevention and mitigation

Insulation on interior or exterior of frost wall - or both - for floating slab?

Posted by Marc-Andre Roy Oct. 4, 2021, 9:20 a.m. Slab on Grade 5 Responses

What is causing my foundation wall to sweat?

Posted by Jason Duncan Oct. 1, 2021, 8:27 a.m. Basements improvements 1 Responses

What is the best way to insulate a crawl space?

Posted by Murray Kipp Sept. 17, 2021, 7:35 a.m. Crawl spaces 1 Responses

What experience do you have with techno piles?

Posted by Rob DesBaillets Aug. 26, 2021, 8:49 p.m. New foundations and slab-on-grade 1 Responses

What is the best way to install slab on grade insulation?

Posted by paul fowler Aug. 26, 2021, 8:29 p.m. Slab on Grade 3 Responses

How to you build a raft slab foundation?

Posted by Kate Bottriell Aug. 19, 2021, 5:25 a.m. Slab on Grade 1 Responses

How do you fix radon in a basement?

Posted by Ej Weiss Aug. 11, 2021, 7:14 p.m. Radon in Homes - Mitigation 3 Responses

What is the best flood prevent system for a home?

Posted by Dawn Wlezien July 15, 2021, 10:30 p.m. Waterproofing and drainage 2 Responses

What type of insulation can I put on my kitchen floor that sits on dirt?

Posted by Mohammed Hussain June 30, 2021, 3:32 p.m. Crawl spaces 0 Responses

Can you jack up a cottage and build a slab on grade underneath it?

Posted by William Rae June 6, 2021, 12:23 p.m. Slab on Grade 3 Responses

Why insulate the walls rather than the floor joists in a crawlspace?

Posted by Ron Monk June 2, 2021, 9:31 p.m. Crawl spaces 3 Responses

Which insulation should I use under my cottage?

Posted by denis maurier May 3, 2021, 11:14 a.m. Crawl spaces 3 Responses

Can you leave a Legalett slab in winter in Canada without the heat on?

Posted by Gamog Cladhaire April 29, 2021, 9:06 a.m. Slab on Grade 3 Responses

What thickness of insulation and concrete do you recommend in a floating slab?

Posted by Marc-Andre Roy April 21, 2021, 7:38 a.m. Slab on Grade 3 Responses


Foundations and Basements

Building science for foundations and slab on grade options are explained, for example raft slabs as a frost-protected shallow foundation. EcoHome helps readers understand the issues that affect energy efficiency, moisture management, slab on grade forming techniqueshow to choose between a crawlspace or a slab foundation and radon control and removal so you can build more efficient Green homes and better insulated crawlspaces that will last a lifetime.

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