Greetings all Does anyone know what type of oil is used in finned electrical heaters? I'm converting one from 240 to 24volt operation by changing the element(s) and if I loose some of the oil when I drain it I'd like to know what to replace it with... Cheers -- Robin Gilks Internet: robin at gilks.org http://www.gilks.org Tel: (+64) (3) 347 4370