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Old Posted: 13-04-2010 , 08:00 AM #42
Olivier
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Join Date: Jan 2007
Location: Kinvara, Co. Galway
Posts: 40
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Quote:
Originally Posted by macken1969
Hi Noni..
yes it's a fairly big job alright and expensive but I have to say it has solved all our problems. Condensation is attracted to the coldest part of a room ie the windows .. if a house is properly ventilated you should have no probs but most old houses are poorly ventilated. have a look at the website below this is where we bought ours it explains all about it. look for the whole house ventilation system. let me know if you need any more info.
www.kiltox.co.uk.

I had a similar problem when I moved in my new house. Black mold in corners, general dampness, mold growing on clothes in the wardrobe... It made it hard to heat the house.
I fixed it by putting a ventilation system. I got one from france with all ducts and fitting for about 110 euros including shipping. You can also make one using old computer fans very easily but buying the ducting separately will cost you about as much as the whole unit I got.
I next made a heat exchanger for it, re-using old election posters. There's a link here, it's in french but the pictures explain it well:
http://www.autoconstruction.info/La-...html?artpage=3
That's mine more or less finished : http://picasaweb.google.com/olonguet...27331291076066

The idea is the that the warm damp air going out "meets" cold air coming it an exchanges heat through the panels with it. I get about 60% of the heat back in.
It has fixed all problems of dampness and black mold in the house in the space of a week. After a full season it will have dried the house and make it much more easier and faster to heat up. The dampness has moved from 85%+ to 55/60max% which is ideal.
Also make sure that your house as enough attic insulation. 400mm is best for an old cottage.

To prevent window condensation in the morning, I made shutters from leftover (and new) flooring planks. I went through the whole cold winter without a drop of condensation, nice , warm and cozy :
http://picasaweb.google.com/olonguet...38793872768098
There's only a couple made when I take the photos but you get the idea.
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