The Chihiros Double Tap Reducer – 17 mm (16/22 mm) to 13 mm (12/16 mm) is a versatile quick connector designed to join hoses of different sizes in canister filter systems. With its dual-valve design, it allows fast shut-off and secure disconnection without leaks or spills. Built from durable ABS plastic with rubber O-rings, it ensures a tight seal and long-term usability. Its low-profile construction is perfect for installations in tight aquarium spaces.