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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

Can you install a slab on grade foundation in the Fall and leave it over winter?

Posted by Matthew Gioia Sept. 21, 2020, 9:15 p.m. Slab on Grade 1 Responses

What is the best way to stop thermal bridging between my ICF walls and my footing?

Posted by Walter van den Broek Sept. 18, 2020, 11:23 a.m. Foundation choices 1 Responses

Is sealing basement concrete floor against radon a good idea?

Posted by Tim Hanrahan Sept. 18, 2020, 3:11 a.m. Radon in Homes - Mitigation 3 Responses

Could we use a raft slab with ICF walls on a sloped site?

Posted by Paul Fischer Sept. 15, 2020, 2:21 p.m. Slab on Grade 1 Responses

What is a thermal break solution at a door threshold?

Posted by Shaun B Sept. 13, 2020, 6:31 a.m. Slab on Grade 2 Responses

How do I get rid of moisture with cement floor crawl space that has a vapour barrier?

Posted by Cindy Chatham 04 chatham Aug. 25, 2020, 4:47 p.m. Crawl spaces 1 Responses

Can basement walls to dry to the inside with foam board?

Posted by Tim Hanrahan Aug. 20, 2020, 12:34 a.m. Basements improvements 3 Responses

Should you allow air flow through a crawl space with a dirt floor?

Posted by Amber Murray Aug. 17, 2020, 10 p.m. Crawl spaces 3 Responses

Can my shallow crawl space be converted to a slab foundation?

Posted by Sian O'Keefe Aug. 15, 2020, 12:52 p.m. Slab on Grade 1 Responses

Is it possible to do a mono pour if you have a covered porch?

Posted by Frank Gascon Aug. 10, 2020, 8:05 a.m. Slab on Grade 1 Responses

How would I detail the connection between the wall and floating slab?

Posted by Brendon Fraser July 17, 2020, 1:24 p.m. Slab on Grade 2 Responses

Is there a concrete admixture to prevent water leaks?

Posted by Frank Liu July 4, 2020, 6:03 p.m. Waterproofing and drainage 2 Responses

Can you add a screen/sun room and deck to a slab on grade?

Posted by Pierre Contant July 1, 2020, 10:55 a.m. Slab on Grade 2 Responses

How do you create a slab on grade on a slope?

Posted by Adrienne Rayna June 30, 2020, 3:58 p.m. New foundations and slab-on-grade 3 Responses

About

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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