Provides additional cool air to enhance performance of CU-100 ColdMachine by up to 10%.
3' of 4" Flex duct
(1) Adapter flange
(1) Trim grill
WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to www.p65warnings.ca.gov