On 12/11/2012 9:42 AM, Dean May wrote: > The air in the thermals of which you speak is not heated by radiant heat. No it isn't, which is the point. > I have hot water heat, and while it is true, they are designed to heat air > by convection, it is also true that a 72 degree room with cast iron hot > water radiators feels warmer than a 72 degree room heated by forced air. The > cast iron at 95-135 degrees radiates a lot of warmth that is not transmitted > by the air. Which is also what I said. Radiators radiate more because of the high heat. They also produce a huge volume of convection heated air. This all sounds vaguely familiar... Ron N
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