Comfort Control System Provides maximum comfort and flexibility with one control for 4 zones! Total Control Maximum Flexibility Easy, Versatile Installation The Atwood Comfort Control System provides total convenience through operating numerous RV heating and cooling appliances from one location! Easy to install and use-providing an easy answer to comfort! You're in Control Operate as many as eight different heating and cooling appliances in up to four zones including standard and 2-stage furnaces, roof-top air conditioners, heat pumps, hydronic systems and more! You'll love the flexibility of controlling and storing the settings in memory for each comfort zone-all from one location! Flexible Options With remote sensors, Atwood Zone Control Modules (AZCM) provide the flexibility to control comfort zones throughout the vehicle while the Liquid Crystal Display (LCD) panel shows the ambient room and set point temperature in Fahrenheit or Celsius. Other functions include: Mode of Operation, Fan Speed Settings, Individual Zone Monitoring, and Overall Zone Monitoring. Easy Installation A plug-n-play operation provides easy installation with an interface that connects to a standard RJ-45 Ethernet cable. During installation or whenever you're ready to upgrade, fewer wires makes it easier.