Re: FLW Imperial Hotel

> "It consisted of
> coils of pipe beneath the concrete slab that circulate warm water,r
> thus heating the slab, creating no drafts. Wright first discovered
> this system during his sojourn in Japan."

I am not so sure that floor heating systems create no drafts. Maybe
someone knows more about thermodynamics and can explain why or why not ?

> Under-floor heating with hot water was used by the Romans in their public
> baths. Wright was astute at looking, seeing and borrowing.

Also, I think the Romans mostly used a floor-heating-system called
"hypocausten system" which worked with hot air, not water!

Benedikt Wolff
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