Eheim Reducing Connector 12/16mm to 9/12mm – Genuine Aquarium Accessory (4003622)

Connect aquarium hoses of different sizes easily with the Eheim Reducing Connector 12/16mm to 9/12mm — a genuine Eheim accessory designed as a reducing coupling between 12/16mm and 9/12mm aquarium hose. A practical solution when connecting filtration equipment, return lines, or other aquarium components that use different hose diameters.

The connector includes locking nuts on both hose connections to help secure the tubing in place and prevent slipping during operation — giving you a reliable, leak-resistant connection between the two hose sizes.

Key Features

• Reduces 12/16mm to 9/12mm hose: Bridges the gap between different hose sizes — ideal for connecting filtration components with mismatched hose diameters
• Locking nuts included: Secure both hose connections firmly in place — helps prevent tubing from slipping off during use
• Genuine Eheim accessory: Manufactured to Eheim’s specifications — precise fit for compatible Eheim hose and fittings
• Compact and easy to install: Push hose onto each end, secure with locking nuts — no tools required
• Suitable for freshwater and marine aquariums