Slab foundation / Discussions

How should I insulate under a concrete hydronic slab on stilts?

...slab right on it. At least I would price it out. In which case you could check out slab on grade form kits . At least price out both options, The slab is defi...

Posted by Cam Smith Feb. 6, 2021, 12:21 p.m. Foundation choices 1 Responses

Where do I start to build a small, affordable, low-maintenance house?

...Slab on Grade or Foundation and Basement; Which is Best? Slab-on-Grade Raft Foundation Insulation Detail, Prefab ICF Form Kits Slab-on-Grade Foundation Deta...

Posted by Ocean-Lynn Georgelin Oct. 22, 2019, 11:40 p.m. Concept and design 2 Responses

What infloor radiant heating would you use in a corewood home design?

...slabs (frost-protected shallow foundation slab on grade) . They are available across North America. Where are you located?

Posted by John Yoho Feb. 6, 2020, 10:59 p.m. Wall assemblies - new construction 1 Responses

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

...slab / slab on grade shallow foundation and and ICF block wall . But I think building the slab on grade would be more simple than you think, you can read more h...

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

What is the best way to build a slab on grade on bedrock?

...slab. You could also pour a raft slab frost protected shallow foundation as seen in this video , all you would need to do for that would be strip the 6 inches o...

Posted by peter owen Oct. 31, 2019, 3:33 p.m. Slab on Grade 1 Responses

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

...slab and radiant floor system? Thank you. If you install only 2 inches of insulation under a slab with radiant heat in a cold climate, you will be dumping tons ...

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

How do you insulate a cottage crawlspace and install radiant floor heat?

...foundation. Either lift it and build a cinderblock foundation and insulate it from the exterior (and the floor) or you could even drop it down on a radiant heat...

Posted by Todd hall June 28, 2020, 8:36 a.m. Crawl spaces 1 Responses

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

...slab underneath and drop it down on top, the concrete of that slab becomes the thermal battery. For something to act as thermal mass and store heat, it needs to...

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

How do you prevent moisture from getting into a basement footing?

...foundation if it isn’t protected . There is usually some thought put towards protecting foundation walls from moisture in the ground, but footings seem to be ne...

Posted by Frank Liu June 24, 2020, 9:58 a.m. New foundations and slab-on-grade 1 Responses

What are the factors I should consider for choosing between a slab on grade and basement?

...Slab on Grade or Foundation and Basement; Which is Best? But to address your questions specifically, I've included your questions in the response to make it e...

Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses

How does a Passive House handle floods?

...slab on grade house a foot above the surrounding ground you could canoe away from your front door in a flood with no damage whatsoever. If you are in the desi...

Posted by Wendy Tsao May 7, 2018, 12:46 p.m. Foundations and Basements 1 Responses

Where do you install a weeping tile with a high water table?

...slab or I won’t be able to access the sump pump/pit. Thoughts? Should I suspend the weeping tile outside the wall just below the basement slab? Thanks I would f...

Posted by Alex Kesheshian June 11, 2020, 11:54 p.m. Foundations and Basements 3 Responses

How do you design and build a green home on a very small budget?

...slab on grade and not a basement , and to build the slab yourself if you can. It will likely be cheaper than a (properly built*) full basement foundation, and a...

Posted by Paul Squire Nov. 8, 2018, 8:25 p.m. Concept and design 1 Responses

How well do Legalett slab on grade floor forms work?

...slab using Legalett ICF slab forms. 2) How are those issues usually addressed? What issues?! :) 3) What is the long term track record of Legalett slabs? ...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 3 Responses

I want a 2 bedroom prefab house on land in Towson. How much?

...foundation, slab on grade or screw piles (posts) . If the models on our kit pages don’t meet your needs or budget, I would suggest getting on the mailing list (...

Posted by Mukwae Wabei Siyolwe March 12, 2021, 6:02 p.m. Architecture and plan design 3 Responses

Is there any risk to a concrete foundation from adding interior insulation?

...foundation. And another question – is it finished? If its not a finished basement, you could consider insulating the floor joists above and keeping the foundati...

Posted by Drew Tozer Jan. 5, 2021, 12:57 p.m. Basements improvements 9 Responses

What options are there for pre fab Passive House kit designs?

...slab as well, so if you're looking to knock it out of the park on passive and active solar heating, check out our solar air heated slab on grade video . We wi...

Posted by Kim MacKay Dec. 27, 2019, 3:12 p.m. Planning and Design 1 Responses

How much does it cost to build a house by square foot?

...slab-on-grade (frost protected shallow foundation) is a more affordable way to start a house than a basement. 4 – Material selection affects cost: for example...

Posted by Mike D Sept. 5, 2017, 4:12 p.m. Concept and design 1 Responses