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Bob F Bob F is offline
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Default What are currently your best saving tips ?

zzzzzzzzzz wrote:
> On Sat, 15 May 2010 22:42:56 -0500,
(Gary Heston)
> wrote:
>
>> In article >,
>>
zzzzzzzzzz > wrote:
>>> On Sat, 15 May 2010 17:47:19 -0700, Oren > wrote:

>> [ ... ]
>>>> I'm not expert. I'm not sure of the word that would describe my PEX
>>>> manifold (not looking at my *.PDF). There is a loop H/C at the
>>>> top. I wish I knew the exact wording, but I know cold water is
>>>> looped back to the heater, when hot is demanded.

>>
>>> If you can find a reference for this I'd appreciate it.

>>
>>>> Gosh that "word" escapes me now.

>>
>> I believe that's a convection circulating system.
>>
>> Large buildings use a circulating pump in the hot water piping, with
>> a large central boiler as the source.

>
> But for hot water? Residential? It's possible, sure, just would
> like to see how this thing works. Sounds too complicated to be
> reliable.


As I re-plumb my house, I have added a recirculation pump and extra return line.
If I'm going to want hot water, I push a button, and 30 seconds later (or less)
I can turn on the hot and have it hot in 2 seconds.