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"Frost wall"

Frost wall / Discussions

What are the best below grade drainage layers for a slab on grade foundation?

...frost heave, and given that frost forms on a 45 degree angle from the surface, that skirt can have as little as a 2% slope all the way up to being completely ve...

Posted by stephan prystanski April 7, 2025 Slab on Grade 1 response

What is the proper way to build a Slab on Grade Foundation?

...frost walls or stem walls to get below the frost line that we seem to have forgotten why we do that, which is simply using 'dirt' as insulation. A frost protect...

Posted by John Schureman March 25, 2025 Slab on Grade 3 responses

Can you elevate a slab on grade foundation?

...frost wall, but those can sometimes be trickier to insulate properly. We recently built a new demonstration house (which is nearing completion) where we used fr...

Posted by Raoul Lions July 27, 2019 Slab on Grade 4 responses

Does insulating a slab on grade make the building less stable?

...frost wall and wante to do infloor heating. Since the slab need to be insulated all around, a builder told me he would not recommend that due to the entire weig...

Posted by Nicolas Jalbert May 28, 2018 Slab on Grade 1 response

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