Please complete the following application and click the submit button to begin the application process. Print a hard copy of your application and attach the following information: Copies of the Obstruction Test Data Sheet. Copies of the Tube Pressure Test Data Sheet Copies of OTDR Readings. Attach electronic copies with viewing software and fiber spans identified per As-Built drawings. (Bi-directional measurements of all fibers are required at the highest wavelength. Power Meter – measurements at the highest wavelength. Copies of As Built (hard copies or electronic copies in AutoCAD or Viso accepted). Copies of purchase invoices for FutureFLEX® products used in the installation. Submit your information to SEL for approval: FutureFLEX Warranty Manager 201 South Rogers Lane, Suite 100 Raleigh, NC 27610 Sumitomo will send you a signed warranty verification document upon warranty approval.