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Old 12-02-10, 10:29 AM   #38
AC_Hacker
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Quote:
Originally Posted by osolemio View Post
I am (still) doing my super major overhaul with solar electricity and heating, long term heat storage, insulation, drain water recovery and ... g.. knows what.
osolemio,

It sounds like you may have one of the most comprehensive renovations going on at EcoRenovator. We would all like to know more details and to see photos of your progress.

Quote:
Originally Posted by osolemio View Post
...a newly built room and a refurbished ones now have underfloor heating...
I have at least one room in which I want to put underfloor heating, and I would like to know all the details you could possibly share about how you are doing yours, with diagranms & drawings & photos if possible.

Quote:
Originally Posted by osolemio View Post
The new heating system (hot water buffer) regulates the outflow temperature in two independent heating circuits, so I use #2 of those for the underfloor heating, and #1 for the original radiators.
Why two independant circuits? Is it because one was already in place and you didn't want to disturb it?

Quote:
Originally Posted by osolemio View Post
I have almost 1000 USG of water heat storage, apart from the 300 USG main water buffer tank (hot water is piped, not conventional tank water, so it can be used for cooking, coffee and so on).
What kind of storage tank are you using for heat storage? That's a very large storage tank, but when I did the calcs for my place, I came up with the need for a similar sized tank.

Quote:
Originally Posted by osolemio View Post
As all window glass has been changed to super efficient glass, it was interesting to see how well the underfloor heat would keep the new rooms warm. A few days ago it was almost -20F (actually, C and F meet at -18), and that morning I could feel the cold from the window.
When you say super efficient glass, do you mean truple pane? I know that in Europe there are much better windows avaulable than in the U.S., can you give us more detail?

Regards,

-AC_Hacker
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