https://blog.soldierer.com/2007/10/14/erdwarmetauscher-fur-wohnraumluftung-1/ Walter's Tidbits Tue, 10 Feb 2026 21:59:21 +0000 hourly 1 https://wordpress.org/?v=6.9.1 https://blog.soldierer.com/2007/10/14/erdwarmetauscher-fur-wohnraumluftung-1/#comment-11 Sat, 20 Oct 2007 09:17:14 +0000 http://blog.soldierer.com/?p=236#comment-11 Very helpful !
This will help us a lot with our own project, as it enables us to see all the latest thoughts and information about earth pipe systems. It is difficult to obtain such information here in the UK.
Vielen Dank !

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