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Ultra-Quiet Hang-On Overflow System Achieve seamless water circulation in your aquarium with our self-start siphon overflow box, designed for no-drill tank setups. Engineered with high-grade acrylic for crystal-clear transparency and durability, this overflow box ensures reliable performance while blending seamlessly into your tank’s aesthetics. Key Features: Silent Operation: Movable outlet cover reduces noise, while the overflow comb evenly disperses water flow, preventing splashing and maintaining a tranquil environment.Debris & Fish Protection: Integrated guide comb blocks fish, plants, and debris from entering the overflow system, safeguarding your filtration.Quick Self-Start: Includes a check valve and priming syringe for effortless setup—no manual siphoning required.High-Capacity Flow: Supports up to 5,000L/H flow rates, ideal for large freshwater or saltwater tanks.No Tank Modifications: Hang-on design eliminates the need for drilling, preserving tank integrity. Why Choose This Overflow Box? Perfect for hobbyists seeking quiet, efficient filtration without compromising tank safety. Its anti-leak design and easy priming make it a hassle-free upgrade for reef tanks, planted aquariums, or custom aquatic setups. Specification: Item type: Fish Tank Overflow Box Condition: brand new Material: acrylic Weight: Approx. 2695g Color: As picture shown Assembled size(length x width x height): Approx. 23x18.2x29cm/9.1x7.2x11.4in Overflow comb length: Approx. 22.5cm/8.9in Water outlet loose joint diameter: Approx. 32mm/1.3in Flow: 5000L/H Product introduction: The overflow box is attached to the edge of the fish tank and connected to the filter system at the bottom of the fish tank. After starting the overflow box, the water in the aquarium can be pumped to the aquarium through the action of the circulating water pump, and then flowed through the overflow box to the sump, so that the circulation process of the aquarium can be easily realized without turning the hole at the bottom of the aquarium. Package List: 1 x Overflow box 1 x Overflow comb 1 x Work drum 4 x Screw 1 x Air pipe 1 Set x Bottom connector(4 pcs)
High-Grade Acrylic Construction Crafted from acrylic with high light transmittance, ensuring durability and aesthetic appeal for your aquarium setup.
Overflow Box with Guide Protection Comb Features an overflow box guide protection comb to evenly disperse water and prevent debris, fish, and aquatic plants from entering the overflow system.
Movable Outlet Cover Includes a movable cover at the overflow box outlet to reduce noise and effectively block debris from entering, maintaining a quiet and clean aquarium environment.
Convenient Check Valve and Syringe Equipped with a check valve on the outlet pipe for easy priming using the included syringe, facilitating quick and efficient startup of the overflow box.
Ideal for Fish Tank Aquariums Specifically designed for use in fish tanks and aquariums, providing an essential component for effective water circulation and filtration without modifying the tank bottom.
