Manufacturer Name: Lochinvar & A.O. Smith Product Number: 100111050 OEM Part Number: 100111050 Product Description: Blower Assembly Bth 199/250 Weight:5.89lbs/2671.66g The Lochinvar & A.O. Smith 100111050 Blower Assembly is an essential spare part intended for BTH 199 and 250 water heaters. This blower is used to manage the flow of fresh air for the combustion processes and to ... https://www.partshnc.com/blower-assembly-bth-199250-3