So Lee, would you be willing to buy 30' of this stuff for me?
I've tried their web site, which is minimal, missing all contact info, and 
the online catalog is non-functional.

Lee Hart wrote:
 >I just got back from visiting Minnesota Electric Supply, a local
 >electrical supply house. They have something I had been looking for for
 >years -- self-regulating heating wire.
 >
 >This is a 2-wire cable about 1/8" thick and 3/8" wide. There are two
 >copper conductors, surrounded by a black conductive plastic insulation,
 >with an outer insulated coating. They have it in both 120v and 240v
 >versions. The conductive plastic produces about 5 watts of heat per foot
 >at 32 deg.F. However, its resistance goes up with temperature, so it
 >produces essentially no heat at 80 deg.F. It functions as if it were
 >made up of hundreds of little heaters, each with its own little
 >thermostat to turn it off when the temperature gets too high.

--
John G. Lussmyer      mailto:[EMAIL PROTECTED]
Dragons soar and Tigers prowl while I dream....
http://www.CasaDelGato.Com

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