[11] Model DH200PL Air Duct Smoke Detector Specifications Specifications/Requirements for System Control Panels refer to insert for the Limitations of Fire Alarm Systems Limited Warranty Sensor warrants its enclosed air duct smoke detector to be free defects in materials and workmanship under normal use and ser- no other express warranty for this air duct smoke detector. No obligation of this Warranty shall be limited to the repair or System Sensor, Returns Department, RA #__________, 3825 Ohio damage, unreasonable use, modifications, or alterations occurring required per the manufacturer recommendations and UL and NFPA Statement Th