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"Radiant heat"

Radiant heat / Discussions

  • 1 - 18 of 35 Posts

How do you run ducts for heating and cooling with slab on grade construction?

...heat and cool a slab on grade floor, would be a heated floor. here is out page all about different under floor radiant heating systems. Cooling is a different m...

Posted by Kurt Piemonte April 24, 2025 Slab on Grade 1 response

Crawl space versus slab, which is better?

...heat pump with under floor radiant heating. Most radiant heated floors in new constructio are done with hydronic heating (liquid), so you can have an air to wat...

Posted by Doug Bennett Jan. 5, 2025 Foundation and basement improvements 1 response

Will air heated floors work in a northern climate?

...heated floors are just as effective and reliable as hydronic radiant floors for heating your house. This page explains the differences well – Air heated radiant...

Posted by Matthew holmes March 22, 2022 Slab on Grade 1 response

Do you need radiant heat in a slab on grade if it is well insulated?

...heat the floor to warm the house, but I would also want to include a heat pump that would do most of the air heating in the home. Heat pumps are the most effici...

Posted by S EDGE March 11, 2022 Delivery: radiant, forced-air and decentralized 3 responses

What flooring goes over a radiant heated floor?

...heated floor, it's new constrution. A heated floor can have a detrimental effect on some types of flooring, but there are many options. Is this a concrete floor...

Posted by dave levy Nov. 29, 2021 Flooring and stairs 1 response

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

...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 of heat i...

Posted by Marc-Andre Roy April 21, 2021 Slab on Grade 3 responses

What is the best method of building a slab on grade?

...heated slab. The videos on those pages will give you a good idea of the difference in the systems. The major advantage we found with having a slab provided by a...

Posted by Jay Law April 19, 2021 Slab on Grade 1 response

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

...heated air is diverted to an air/water heat exchanger for heating the hot water tank instead. Is the closed loop system maintained when diverting heat to the ai...

Posted by dean c Oct. 16, 2019 Concept and design 1 response

Can I use a solar thermal water heater to heat my pool in the summer and the floor of the garage that I am going to build?

...Heater Solar Thermal Water Heaters Solar Radiant Heated Floor Kit - Slab on Grade for LEED, Passive, ZNE Heating a Swimming Pool: Top 10 cost efficient &a...

Posted by Bill Loucks Oct. 5, 2019 Solar thermal collectors 2 responses

How much insulation should I install underneath my concrete slab in my basement?

...radiant heat in the concrete slab. As my basement is below the frost line, I’m not sure if insulation is necessary, but want to know what the experts think. If ...

Posted by Scott Antonation Sept. 27, 2019 Slab on Grade 5 responses

Can you install tubing under a slab on grade foundation to extract heat in winter?

...heat pump be put under a slab on grade prefab form foundation kit to extract winter heat? We generally recommend people check with an engineer for any such matt...

Posted by Jennifer Cole Aug. 28, 2019 Slab on Grade 1 response

How well do Legalett slab on grade floor forms work?

...radiant heating, you can get a quote here.  1) What are some potential issues with the approach? None really. In certain cases this system can be more expensive...

Posted by Steve Sykes Aug. 18, 2019 Slab on Grade 3 responses

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

...heat from the south facing windows in winter, avoiding having to put too much heat in to keep stuff from freezing. There's a bed of compacted gravel already dow...

Posted by Grady 22 Aug. 17, 2019 Air and vapour barriers 3 responses

What is the optimal setup for mechanical systems for slab on grade?

...heating and cooling in the first place. It is also fairly open, and it has hydronic radiant floors for backup heating, so a ductless mini-split heat pump is suf...

Posted by Dave Nuttall July 6, 2019 Mechanical systems 1 response

Can you help me choose between a slab on grade and pressure treated wood foundation?

...radiant heating tubes, mesh and rebar of course) but not wood. A wooden structure would sit on top, above grade where it can dry properly.  If you are chemicall...

Posted by Margot Simonot May 20, 2019 Slab on Grade 1 response

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

...heater and water or gel radiant floor heating, or the air system that Legalett uses. I am also wondering how much rebar should be in a slab on grade floor and i...

Posted by Christine Pountney May 2, 2019 Delivery: radiant, forced-air and decentralized 1 response

Does hydronic radiant cooling work?

...radiant floors as a starting place - Radiant floor heat - Air heated, electric of hydronic, which is best?  Even in the appropriate climate it is a fairly compl...

Posted by dean c April 30, 2019 Delivery: radiant, forced-air and decentralized 1 response

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

I am most curious about the effectiveness of the air tube floor heating system. The house is now standing, it is the first house built of our new prefab modular...

Posted by dean c April 30, 2019 Solar thermal collectors 2 responses
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