There are Paraffin heaters designed for domestic use;

http://www.shoppersworld.co.uk/templ...oduct.asp?s=33
0&d=2043&p=17054&c=13&s1=159&s2=0&s3=0

So I was just wondering about soem of the greenhouse ones I have seen.

Accepted that you need decent ventilation.


Stuart.