Andy Dingley wrote in message
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On 8 Jul, 15:40, "Mark" wrote:

Build a waste oil heater instead
http://journeytoforever.org/biofuel_...earth/me4.html

Haven't got any oil, have got a large quantity of scrap wood.

However I'd really like to avoid any sort of flame in here, on account
of the fire risk. That's one reason I'm thinking solar.

Understandable, ive got a separate semi-fireproof structure that holds my
workshop heating generator.



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