Terms and Conditions: Offer valid for customers with an AcuFlow pump and a valid serial number. Promotion runs until December 31, 2024. Employees, distributors, affiliates, and repair centers are not eligible. Complimentary diaphragms will be shipped within 2–4 weeks, limited to the 48 contiguous states. Limit one entry per serial number. By participating, you agree to these terms. Visit Terms & Conditions for full details.