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re: low temp radiators
2 dec 2002
news  wrote:

>> fin tube radiators seem cheaper and allow deeper temp setbacks...

>i agree, but people want clear walls, the prime reason for going underslab
>hydronic heating in the first place.

bury the fin tubes in the walls...
 
>> physicist tim ellison intended... a radiant floor for heat collection
>> and distribution, but with a very small temp swing and low upper temp
>> limit, his 3 3000 gallon slab water tanks wouldn't store much heat.
 
>surely having the whole floor just larger and closer together pex pipes was
>the  way? or was it.

you'd have to do some arithmetic to understand his problem.

>> then again, why waste that internal wall cavity space by drywalling
>> both sides? rich komp uses it all for bookshelves, in his house...
 
>and the sound between rooms?

it was fairly open to start with. you might put 2 layers of drywall on one
side of a wall, or cover one side with books :-) i just heard a talk by
bryn mawr college prof david reebya, who has 50,000 books in his apartment.
he wrote 21 of them, and he's working on 4 more... 

nick




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