Passive House slab on grade / Discussions

Can you elevate a slab on grade foundation?

...Passive House slab under construction with 14 inches of seamless insulation on the exterior and 12 inches below the slab. Note where the doorway is in the front...

Posted by Raoul Lions July 27, 2019, 2:47 p.m. Slab on Grade 1 Responses

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

...Passive House on the property and then work on converting the main structure (with a cement block foundation and piers) into a garage with a 550 sq ft passive h...

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

How does a Passive House handle floods?

...House certified (PH) with a basement that has poor drainage and no sump pump and find your basement ruined by a minor flood, but if you built a slab on grade ho...

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

Are there any updates on the progress of the second demonstration house?

...on video of the slab on grade kit here as well as the radiant tubing. Watch for more on the Wakefield House coming soon! Best regards, Mike Thanks for the reply...

Posted by dean c April 30, 2019, 7:58 p.m. Solar thermal collectors 2 Responses

What is the best way to heat an off grid home?

...slab hasn’t been decided on yet, check back with us soon as we will be starting construction on our next demo house in about 3 weeks (September, 2018), which wi...

Posted by Michelle Nason Aug. 8, 2018, 1:48 p.m. Off-grid and Net-Zero Housing 3 Responses

Is a vapor barrier necessary under a concrete slab with foam insulation and if so, where does go?

...on building a slab on grade foundation for our new cabin in Montana and I've decided to sit it on a 4" EPS foam insulation so the slab will retain some passive ...

Posted by Grady 22 Aug. 17, 2019, 12:19 p.m. Air and vapour barriers 3 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

Why do you say building on a slab is more ecological than starting with a basement?

...onmental point of view, the benefits of slab-on-grade construction over a basement are undeniable, I will explain how we come to this: Why build on a slab? ...

Posted by Geri P Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses

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

...slab. The house will be around 3000 ft2 and we do have room to do either option. Soil conditions are not a factor, we are located in Uxbridge, ON. We are on wel...

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

What is the best option for building our next resilient home?

...one on call that can attend to your home regularly. Super-insulated homes such as passive house , and designing a home for passive solar heat collection will ...

Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses

Where would I go for guidance on structural design of footings that sit on top of high-density insulation?

...Passive House related, structural questions about foundations are out of our competence range which is why on the home we're currently building on poor expansiv...

Posted by Douglas Bennion July 31, 2019, 4:34 p.m. Foundations and Basements 1 Responses

4" air pipe quality for air heated floor?

...Slab on Grade for LEED, Passive, ZNE Legalett monitors the process of installion for their raft slab kits, which includes a pre-pour inspection for warranty, ...

Posted by Israel Sword March 28, 2020, 6:26 a.m. Slab on Grade 1 Responses

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

...on shoestring budget Slab on grade construction step-by-step Flexible house design Where to buy used building materials

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

What is your experience and thoughts on pre-fab wall assemblies?

...ON. Our objective is to build to net zero/passive house standards (not seeking certification though). We plan on having solar panels and will be only on electri...

Posted by Shaun B Nov. 12, 2019, 4:16 p.m. Wall assemblies - new construction 2 Responses

How well do Legalett slab on grades work?

...ons. It means your designer only has to concern themselves with what is above grade only, so let them know early so they don't spend your money on drawing up so...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 1 Responses

Looking to build a small home as eco as possible, where do we start?

...passive solar home How to build a slab on grade Choosing the best home insulation That’s a start to a few pages that will at least help you get your hea...

Posted by Jenn Bisson July 12, 2019, 12:12 p.m. Planning and Design 2 Responses

Do you have building partners in BC?

...onsumption. I was looking at the earthship model, however, I was never sold on the heating concept for our northern climate (your article made my suspicions con...

Posted by Jami Cruz April 13, 2020, 12:05 p.m. Off-grid and Net-Zero Housing 3 Responses

Does hydronic radiant cooling work?

...house? Hydronic radiant cooling can be done, but we would strongly advise against doing it in a humid climate . So we're not the ones to check in on about prici...

Posted by dean c April 30, 2019, 8:01 p.m. Delivery: radiant, forced-air and decentralized 1 Responses