The upgraded Comfort Zone™ II zoning system offers controls for up to eight separate zones and is compatible with the company's Comfort Heat Pump System™. Contractors can now provide customers the benefits of the heat pump system and zoning as well. The zoning system is also compatible with all residential applications, including dual fuel. Dealer benefits include humidity indicators for quick system monitoring while equipment is operating and humidity screen improvements for easier set-up and programming. Carrier Corp., attn: ACLS, Dept. 809-580, 108 Metropolitan Dr., Liverpool, NY 13088-5112; 317-240-5328; 317-240-5182 (fax); (Web site).