It looks like there is an improved design of the Dampp-Chaser which includes a humidistat and humidifier as well as the traditional rod-shaped heater. It's described on these web pages: http://www.dampp-chaser.com/componen.htm http://www.dampp-chaser.com/why1.htm http://www.dampp-chaser.com/inside.htm Jody Kravitz
