Radiant floor / Discussions

What is the best type of home heating system?

...radiant heating on floors I occupy as living space, and only on floors that are in direct contact with the ground like basements or slab on grade floors. For wo...

Posted by Jennifer Doll Jan. 20, 2020, 11:59 p.m. Heating and cooling 3 Responses

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

...radiant floors for backup heating, so a ductless mini-split heat pump is sufficient. It also depends on what you call comfortable - if you want to bring the tem...

Posted by Dave Nuttall July 6, 2019, 9:42 a.m. Mechanical systems 1 Responses

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

...floor consists of concrete and insulation (radiant heating tubes, mesh and rebar of course) but not wood. A wooden structure would sit on top, above grade where...

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

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

...radiant heated slab floor and his heating bills were so ridiculously high that he planned to sacrifice his radiant floor, sacrifice some head room and eat the c...

Posted by Scott Antonation Sept. 27, 2019, 1:06 a.m. Slab on Grade 3 Responses

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

We're soon 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...

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

What is the best material for flooring?

...flooring (see our DIY cork flooring installation video here) , and the other we did polished concrete slab on grade with Marmoleum flooring upstairs. Some peo...

Posted by Babak K July 17, 2020, 2:09 a.m. Flooring and stairs 1 Responses

Can you replace an old slab foundation with an air heated slab?

...floor is not insulated and you want to fix that and perhaps install radiant floor heating, I’d be more inclined to do that on top of the existing floor. That of...

Posted by Mike Molloy Nov. 7, 2019, 8:44 p.m. Slab on Grade 1 Responses

Can you install a slab on grade foundation in the Fall and leave it over winter?

...radiant floor by Legalett , so we were also able to heat it immediately, that’s not something you can do with a hydronic floor. I know that their engineers will...

Posted by Matthew Gioia Sept. 21, 2020, 9:15 p.m. Slab on Grade 1 Responses

Can you insulate an existing slab on grade floor?

...floor because it is freezing cold in the Vermont winters. I've never measured it but I'm pretty certain the floor is actually below freezing some days by the sl...

Posted by Patrick Berkeley Dec. 31, 2020, 10:14 p.m. Foundation and basement improvements 5 Responses

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

...Radiant Heated Floor Kit - Slab on Grade for LEED, Passive, ZNE Wood Pellet stoves that don't need electricity How to build a solar air heating panel DIY vi...

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

Can you add a screen/sun room and deck to a slab on grade?

...radiant heated floor and have an attached unheated screen porch on the same slab, you just need to be sure to insulate between the heated and unheated portions ...

Posted by Pierre Contant July 1, 2020, 10:55 a.m. Slab on Grade 2 Responses

What Should You Look For When Buying a Slab on Grade Home?

I'm considering purchasing a 48 yrs. old (1972) bungalow on slab in Bridgewater, Nova Scotia. To date I've only seen the standard real estate photos. I will be...

Posted by Mike Molloy Nov. 6, 2019, 7:29 p.m. Slab on Grade 1 Responses

What is the best way to make a row house in Montreal Quebec more energy efficient?

...floor have wood floors that I don't intend to change. Stone foundation. Basement floor is a cement pour in the 70s or 80s? Each floor is about 20'x40'. Total of...

Posted by Elizabeth Brown Feb. 26, 2019, 9:09 p.m. Wall assemblies - renovation 3 Responses

Can I use an old patio door thermal pane as the cover for a solar air heater?

...floor using air tubes to ward concrete for radiant heat delivery . Since you are building this yourself I assume you have building skills and ingenuity, so I ...

Posted by Fred Miller May 20, 2019, 11:44 a.m. Solar thermal collectors 1 Responses

How well do Legalett slab on grade floor forms work?

...floor? The legalett heater box that is embedded in the floor has drain holes in each corner of the box, and it sits on an EPS foam base that has holes that line...

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

Is this a good way to insulate drafty windows?

...radiant heat loss through a double pane glass, I think the bulk of what is causing you discomfort is the air leaks and that doesn't come through the glass, that...

Posted by Robert Schmidt Feb. 6, 2021, 5:47 p.m. Windows and doors 2 Responses