[12 16mm single item]

[12 16 ⇔ 16 22 conversion single item]

[16 22mm single item]

[16 22mm 2 piece set]

[12 16mm 2 piece set]

[Set of 2 for 12 16⇔16 22 conversion]

Double tap connector connects external filter to hose. Use the external filter water hose and drain hose, and connect the connector in the middle of each other.

The connectors have a cock, which stops water when twist the cock, allowing you to separate the external filter and hose while preventing water leakage.

Reduces water exchange and cleaning time and improves aquarium maintenance. Make sure both cocks are tight before removing the external filter.

The external filter has different inner diameter of the hose depending on the model. Please check the size of the compatible hose for your model before purchasing.

Same diameter connector: Hose diameter 0.5 inch (12 mm) outer diameter 0.6 inch (16 mm)
Same diameter connector: Hose diameter 0.6 inch (16 mm) outer diameter 0.9 inch (22 mm)
[Different Diameter Connector (for Conversion)] Hose Diameter 0.5 inch (12 mm) Outer Diameter 0.6 inch (16 mm) to Inner Diameter 0.6 inch (16 mm) Outer Diameter 0.9 inch (22 mm)