Legalett / Discussions

What do you think of Legalett Wall Insulation?

...Legalett ThermalWall panels, but we do like them, we just haven’t gotten to featuring it yet! Legalett provides prefab slab on grade form kiits with air heated ...

Posted by Igal H Aug. 19, 2020, 3:52 p.m. Walls and Roofs 1 Responses

Can you leave a Legalett slab in winter in Canada without the heat on?

...Legalett air radiant system (2" or 4") make a difference? Would it simply be better to go hydronic or electrical instead of the air radiant? Thanks. Each Legale...

Posted by Gamog Cladhaire April 29, 2021, 9:06 a.m. Slab on Grade 3 Responses

How well do Legalett slab on grade floor forms work?

...Legalett system? We also believe we have a good local excavator for the septic and foundation work. 7) If so, would non-Legalett trained people need any speci...

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

Can I do a concrete deck with pilings from Legalett?

...Legalett - I see from their site that they offer conrete deck forms that utilize EPS and air-heated in-floor tubing as the FPSF. This made me go hmmmm... might ...

Posted by Pam Proctor Nov. 15, 2021, 7:18 a.m. New foundations and slab-on-grade 1 Responses

Can I use a Legalett slab in Florida if I don't want floor heat?

...Legalett raft slab has an optional air heated radiant floor , but it is not necessary. They are installed in all climates from the far north to the south, and e...

Posted by Harry Dickinson March 25, 2021, 10:21 a.m. Slab on Grade 1 Responses

Why are Legalett air heated floors better than electric mats?

...Legalett air heated foundation system better than radiant heat mats which are electric and nothing is wasted heating the air

Posted by tony wolff Dec. 17, 2020, 9:28 p.m. Delivery: radiant, forced-air and decentralized 0 Responses

Would you recommend Legalett over water radiant floor heat for a backyard studio in Toronto?

...Legalett air-heated floor, below is a link to an installation video as well as a few other resources on slabs. Legalett Solar Air Heated Slab on Grade insta...

Posted by Christine Pountney May 2, 2019, 1:22 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

How well does the Legalett air heated floor work when pouring concrete?

...Legalett raft slab air-heated floor you need to vibrate the concrete with a pencil vibrator. The company provides all the instruction for concrete strength and ...

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

Is there an update on your demo house solar air heater?

Have you collected enough data since completing the latest demo home with the pre fab house on a Legalett air heated slab foundation to do an analysis of its e...

Posted by dean c Oct. 24, 2020, 2 p.m. Concept and design 1 Responses

Protection from Insects for Legalett Geo-passive super insulated slab on grade?

...Legalett slab is the possibility of insects, especially termites and/or carpenter ants infesting the EPS. Is that a danger? Among the many possible ways to prot...

Posted by James Burns April 30, 2020, 11:11 a.m. Slab on Grade 0 Responses

Can you do an update on Ecohome’s new demo house?

Legalett's air heated radiant floor system uses a sealed, closed-loop system, in part, to control moisture in the tubing and therefore mold growth. In Ecohome’...

Posted by dean c Oct. 16, 2019, 2:04 a.m. Concept and design 1 Responses

Which radiant floor heat is best?

...Legalett is more for new builds. Legalett supplies engineered slab on grade prefab kits (see more here) with the air heated floor, so if you're building a new...

Posted by tony wolff Dec. 25, 2020, 1:22 p.m. Delivery: radiant, forced-air and decentralized 3 Responses

We are looking to build a slab on grade, do we need radiant heat?

We are looking to build a slab on grade addition and were wondering wether it was necessary to install in floor radiant heat. We received a quote from Legalett...

Posted by Scott Self Sept. 21, 2020, 10:34 p.m. Delivery: radiant, forced-air and decentralized 2 Responses

What is the best way to do a radiant floor in an off grid house?

...Legalett system that you discuss in many of your articles. They have a heat exchanger that goes from liquid to their air distribution system. Would this be comp...

Posted by Julien Comtois Oct. 2, 2021, 11:21 a.m. Heating and cooling 6 Responses

What is a thermal break solution at a door threshold?

...Legalett Thermalsill insulated door sill for slab on grade floors is only available with Legalett-designed slabs unfortunately . It is a proprietary design that...

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

How to you build a raft slab foundation?

...Legalett kits but I don't think they provide advice on grading. Any advice would be appreciated - and also where to find a good engineer - there seem to be a lo...

Posted by Kate Bottriell Aug. 19, 2021, 5:25 a.m. Slab on Grade 1 Responses

How do you choose between a basement or slab on grade?

...Legalett solar air floor as your basement floor? Any advice would be greatly appreciated, thanks so much! We prefer a slab on grade over a basement for a bu...

Posted by A. Delmas May 21, 2020, 8:59 p.m. Foundation choices 1 Responses

What windows should you use when trying to build a Passive House?

...Legalett, double frame wall system, 12 inches deep filled with dense pack cellulose insulation and a parallel sloping truss roof 15 inches deep again filled wit...

Posted by Raoul Lions Jan. 25, 2019, 2:18 p.m. Windows and doors 1 Responses