On-board glow heat

[RedBaron619]

I have been reading AirAge's book Customizing R/C Airplanes and I read about an on-board glow plug heater, or one with a remote power jack on it. Has anybody used or know where to get one of these on-board glow heaters.

[Bipeflier]

Here is one type at Tower Hobbies.

http://www3.towerhobbies.com/cgi-bin/wti0001p?&I=LXRYK2