Hide Show DescriptionArmstrong Air® Comfort Sync Zone Controller, Accessory Type: Accessory, For Use With: Model BCE4 Enhanced Air Handler.Comfort Sync Zone Damper Control Module With Housing & Discharge Air Sensor24VSupports two to four zones5 Lbs1.851399Armstrong AirLennoxAllied AirALLIEDDucaneConcord AirAIREASEMagicpakAllied Air EnterprisesConcordHeatcraft Refrigeration ProductsHEATCRAFTBohn Customer Reviews Hide Show Write a Review