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U40/S Overflow Drain System – Modular Drain Unit for Aquariums up to 500 Liters
The U40/S drain module is designed for effective and silent water outflow in drilled aquariums, providing a modular, fully disassemblable and reliable solution. Its removable drain grid maximizes water flow and ease of maintenance, reducing noise and ensuring long-term performance.
The flat gaskets with shaped seats ensure perfect sealing without stressing the glass, while threaded fittings allow for glue-free, safe, and reversible installation. The 43-46 mm hole diameter matches the U40/C return module, making the system fully interchangeable and flexible.
Key features:
Removable drain grid for easy cleaning
Optimized for quiet and efficient water flow
Modular system, interchangeable with return modules
Flat gaskets with shaped seats for glass-safe sealing
Threaded fittings, glue-free and fully disassemblable
Technical specifications:
Glass hole: 43-46 mm
Supported glass thickness: 0-24 mm
External footprint: 70 mm
Outer diameter: 80 mm
Flow rate: 750 l/h (1 unit), up to 1500 l/h (2 units)
Why choose U40/S Drain Module:
Ideal for sump systems in aquariums up to 500 liters, ensuring quiet operation, easy cleaning, and reliable sealing. A professional-grade solution for saltwater or freshwater aquariums needing modular plumbing performance.
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