Description
The U-Tube Directional Water Return Outflow provides a simple, effective way to direct return flow back into your aquarium from a sump, canister filter, or external pump. Designed with a curved U-shaped form, these fittings hang cleanly over the aquarium rim while the adjustable nozzle allows you to fine-tune flow direction for optimal circulation.
Perfect for aquariums without drilled returns, these outflows offer reliable performance, easy installation, and compatibility with a wide range of hose sizes.
Available in two size ranges to fit different plumbing setups.
1/2″ – 3/4″ U-Tube Return Outflow
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Fits 1/2″ to 3/4″ tubing
3/4″ – 1″ U-Tube Return Outflow
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Fits 3/4″ to 1″ tubing
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