Advent ACRG15 RV Ceiling Assembly with Digital Thermostat and Relay:Ceiling assembly kit features FlashFreeze that can be used ducted or non-ducted with the digital thermostatFlashFreeze quickly cools the RV by allowing direct airflow from the upper unit to blow straight down into the RV living areaEasily installs in standard vent openingRemovable and washable air filterKit includes: ceiling assembly, digital thermostat and digital relay " This product ships in approximately 1 days