Xylem Water Solutions U.S.A., Inc.is the only authorized vendor for Flygt Products and is the only authorized service repair and warranty organization in the State of Florida; ( East of the Apalachicola River). Xylem staff is properly trained to provide us with original equipment spare parts and repair & warranty service. FLYGT products are manufactured in our facility in Southern Sweden and distributed by our directed offices in Florida listed above. The 4901 Mix Flush Valve FLYGT P/N 5565101 is a proprietary FLYGT product. The city has 207 lift stations and approximately 95% of the lift stations are equipped with FLYGT pumps. The pumps are necessary to create redundancy and reduce the possibility of failure at lift stations; Each lift station has two pumps to ensure continuous operation, and the typical life span of a pump is 7 years. Please note: This is a Sole Source Notification.