Designed for RV campers and travel trailers with a roof thickness of 3"-6" and roof opening of 14", the Furrion Air Distribution Box (ADB) with manual control is compatible with the Furrion Chill air conditioning system. Designed for use in non-ducted and ducted systems, this ADB allows for quick cabin cooling. The beautiful, slim design adapts to both ducted and non-ducted AC systems. The single-zone controller is compatible with Furrion single-zone basic / premium wall thermostats. Designed for RV campers and travel trailers with a 3"-6" roof, the Furrion air distribution box is compatible with all Furrion Chill air conditioning systems.• Single-zone controller is compatible with Furrion single-zone basic / premium wall thermostat• Cool air is distributed quickly and quietly throughout the cabin• Simple operation and a streamlined design combine for the ultimate in functionality• Detachable filters for easy cleaning• Compatible with both ducted and non-ducted systems• Air distribution box made for 3" to 6" roof thickness and 14" roof opening• 8-position mechanical control• Dimensions: 19.7" x 19.7" x 1.6"• Weight: 6.4 lbs. Single-zone controller is compatible with Furrion single-zone wall thermostats Designed for RV campers & travel trailers with 3""-6"" thick roof & 14"" roof opening Detachable filters for easy cleaning | Furrion Chill Manual A/C Distribution Box I Multi-Direction I R410A in White