(https://www.thenakedscientists.com/forum/proxy.php?request=http%3A%2F%2Fwww.warmfloor.com%2Fimages%2Fstories%2Fimages%2Fdiv%2Floss-to-ground1.png&hash=2df409832c987d224c74c599cf3d1dc9) | (https://www.thenakedscientists.com/forum/proxy.php?request=http%3A%2F%2Fwww.warmfloor.com%2Fimages%2Fstories%2Fimages%2Fdiv%2Floss-to-ground2.png&hash=85c81c6df3b0e036adb08889f5c6eb0a) |
Heat loss through the subfloor: 10sqft x 1/20 (84-50)°F = 5W | Heat loss through the subfloor: 10sqft x 1/20 (120-50)°F = 10W |
I should say that there are other things I like about this system: it's wired in parallel, unlike cable systems, and you can cut or drill through the elements without knocking out the whole system. But it is more expensive, and requires several large 240-24VAC step-down transformers.Let's see,