Answer
Jan 02, 2026 - 07:30 AM
A non-return reflux valve prevents urine from flowing back toward the stoma, reducing the risk of infection and skin irritation. This feature is especially important for nighttime use or when the pouch connects to a bedside drainage bag. The Marlen 72400 UltraMax includes a non-return reflux valve, offering extra protection and security. Several products in this category feature this valve, providing choices for enhanced safety.
