Can I use thermal evacuated tubing with a Legalett radiant air system in a raft slab?
...tubes such as this. But there are a lot of advantages, you can see here on our page comparing the advantages of air heated radiant floors to liquid.
The air heated floors provided by Legalett circulate air in a closed loop system rather than liquid, but the coil that heats the air can be water or electric. So you can p...