I watched your videos with much interest but wasn't sure about the "trench" type perimeter "grade beam" in terms of supporting the house structure, and the fact that I have bedrock (Lake Huron / limestone) 18" below the surface. Wouldn't a poured perimeter wall down to bedrock be a better approach - before pouring the slab?
- Foundations and Basements
- New foundations and slab-on-grade
- Slab on Grade
- Slab on grade
- Raft slab
- Basement insulation
- Air heated floors
- Heated floors
- Infloor heat
- Radiant heat
- How much insulation does a basement need?
- Radiant heating
Building a slab on grade foundation for a Passive House or Zero Net Energy home…Learn more
GEO-Passive Super-Insulated Prefab Foundation Forms by Legalett
Radon Block under-slab gas barrier
Where do you install a weeping tile with a high water table?
Posted by Alex Kesheshian June 11, 2020, 11:54 p.m. Foundations and Basements 1 Responses
Do I need to insulate under the footings of a frost protected shallow foundation?
Posted by Jon Piana April 15, 2019, 8:45 a.m. Slab on Grade 1 Responses
What are the factors I should consider for choosing between a slab on grade and basement?
Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses
What's the difference between a slab on grade and a monolithic foundation?
Posted by Ronaldo Johnitas Dec. 10, 2019, 6:12 a.m. Slab on Grade 4 Responses
Would you recommend Legalett over water radiant floor heat for a backyard studio in Toronto?
Posted by Christine Pountney May 2, 2019, 1:22 p.m. Delivery: radiant, forced-air and decentralized 1 Responses
How do you build a mold-free basement in a new construction house?
Posted by Charmaine Herzig Feb. 10, 2020, 7:32 p.m. Basements improvements 3 Responses
Does insulating a slab on grade make the building less stable?
Posted by Nicolas Jalbert May 28, 2018, 4:56 p.m. Slab on Grade 1 Responses
Where would I go for guidance on structural design of footings that sit on top of high-density insulation?
Posted by Douglas Bennion July 31, 2019, 4:34 p.m. Foundations and Basements 1 Responses
Slab on Grade for House in Grand Rapids MI - Can I get Prefab form kits & Assistance easily?
Posted by Greg Hooks Nov. 20, 2019, 3:35 p.m. Slab on Grade 1 Responses
What is the best way to insulate the ceiling of my crawl space?
Posted by Judy Mendel Feb. 17, 2020, 11:10 p.m. Crawl spaces 4 Responses
Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?
Posted by Grady 22 Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 Responses
How do you do a Vapour Barrier in a Dense Pack Cellulose Wall?
Posted by Ian MacKay July 26, 2018, 2:48 p.m. Wall assemblies - renovation 4 Responses
Where do I start to build a small, affordable, low-maintenance house?
Posted by Ocean-Lynn Georgelin Oct. 22, 2019, 11:40 p.m. Concept and design 2 Responses
Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?
Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses
What do I in my basement where new insulation meets old?
Posted by Steve J July 20, 2019, 10:01 p.m. Basements improvements 2 Responses
Can you replace an old slab foundation with an air heated slab?
Posted by Mike Molloy Nov. 7, 2019, 8:44 p.m. Slab on Grade 1 Responses
How much insulation should I install underneath my concrete slab in my basement?
Posted by Scott Antonation Sept. 27, 2019, 1:06 a.m. Slab on Grade 3 Responses
How do you do insulation the outside of a log home?
Posted by Michael Hickey Aug. 2, 2018, 6:03 p.m. Wall assemblies - renovation 1 Responses
What is your experience and thoughts on pre-fab wall assemblies?
Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses