
EPDM Membrane Fine Bubble Disc Diffuser for Aquaculture Oxygenation Systems. High Oxygen Transfer Efficiency: Achieves 27%-38% efficiency with 1-2mm fine bubbles for optimal utilization. Integrated Check Valve: Prevents liquid reflux and allows easy shutdown of aeration zones. Durable EPDM Membrane: Features 1.65-1.75mm thickness with 12MPa tensile strength for long life. Customizable Standard Sizes: Available in 200mm, 215mm, 260mm, 300mm or fully customized dimensions. Energy Saving Design: Reduces aeration volume requirements and lowers installation costs. Long Service Life: Designed for over 5 years of reliable operation in wastewater treatment. High Perforation Density: Up to 10,000 perforations with 99.9% opening rate for uniform distribution. Flexible Customization: Supports OEM/ODM services with flexible customization options available.