[Greenbuilding] PEX location in concrete slab

[Chris Green]

Speireag Alden wrote:
> Sgrìobh Chris Green:
>
>   
>> I am now wondering if the aluminum on the top of the foil covered 
>> under-slab insul  might be functioning as a heat sink,<snip>
>>     
>
>      It is certainly doing that to some extent, but I doubt that the 
> effect is measurable, and I strongly doubt that it's perceptible.
>
>      The rebar, on the other hand, being right up against the pipe, 
> reasonably thick in comparison to the foil, and criss-crossing all 
> over the place, is probably doing a dandy job of helping distribute 
> the heat.
>   
Good points, John and Speireag. Thanks.

Chris Green.