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how to choose ones heathing

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Posted by Guillaume on February 12, 2010, 8:49 am

Good morning,
How do I have to calculate which heating per room I need when I buy new
heathing elements.
I mean how many WATT per square meter is required ?
Additional info: my house is very good isolated against the cold, and the
house has been buld in 1982.

Posted by Curbie on February 12, 2010, 5:22 pm

In order to calculate how much heat your house needs, you need to
calculate how much it's losing.

Once you know how much heat it's losing, you'll know how much heat to

Good luck,


Posted by harry on February 12, 2010, 7:59 pm


I'm afraid our French friend won't have heard of BTU, degF or square/
cubic feet.
Heh, Heh.
It's a useful link for anyone that has!   :-)

Posted by Curbie on February 12, 2010, 8:23 pm

Oops, well hopefully he'll get a better answer, but if not, he can
convert the numbers with:

Help doesn't always arrive in the form we want.


Posted by Morris Dovey on February 12, 2010, 8:21 pm

On 2/12/2010 2:49 AM, Guillaume wrote:


Ask people in your immediate area with similarly-insulated homes how
much heat they are producing to stay warm, and use that information to
guide your choice.

An answer from Whitehorse probably will not help much if you live in
Nice. :)

Morris Dovey
DeSoto Solar
DeSoto, Iowa USA

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