Stainless Steel Aquarium Intake Pre-Filter Cover | 12mm 16mm

Stainless Steel Aquarium Intake Strainer & Pre-Filter Cover

Keep your fish tank inhabitants safe and your filtration system running at peak performance with this durable stainless steel aquarium inflow inlet pre-filter cover. Designed to fit over standard 12mm and 16mm filter intake tubes, this fine mesh basket guard prevents small fish, shrimp, fry, and debris from being drawn into your filter — keeping your aquatic environment clean, healthy, and stress-free.

Made in Mainland China.

Key Features

• Premium Stainless Steel Construction — Corrosion-resistant, long-lasting mesh that stands up to continuous submersion in freshwater and saltwater tanks.
• Shrimp & Fry Protection — Fine mesh weave prevents delicate shrimp, small fish, and fry from being sucked into filter inlets, creating a safer tank environment.
• Promotes Healthy Water Flow — Basket design allows steady water circulation while filtering out larger particles, supporting efficient biological and mechanical filtration.
• Increases Dissolved Oxygen — Helps promote gas exchange at the water surface for improved oxygen levels throughout the aquarium.
• Versatile Compatibility — Suitable for home aquariums, tropical fish farms, and other aquatic systems. Compatible with wet/dry filter setups (filter not included).
• Easy to Install & Clean — Simply slide onto your filter intake tube. Removes effortlessly for quick rinsing or maintenance.
• Two Size Options — Available in 12mm and 16mm to fit the most common filter inlet tube diameters.

Specifications

Note: Please refer to listed measurements before purchasing. Minor color variation may occur due to monitor and camera settings; please refer to the physical item received.

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Learn more: U.S. Fish and Wildlife Service

Frequently Asked Questions

Q: What size filter intake tube does this stainless steel pre-filter cover fit?

A: This aquarium intake strainer pre-filter cover is available in two sizes — 12mm and 16mm — to fit the most commonly used filter inlet tube diameters in home and commercial aquarium setups. Please measure your existing tube diameter before ordering to ensure the correct fit.

Q: Is this filter guard safe for shrimp and small fish?

A: Yes! The fine stainless steel mesh weave is specifically designed to prevent shrimp, small fish, fry, and other delicate aquatic inhabitants from being drawn into the filter inlet. It provides a protective barrier while still allowing optimal water flow through your filtration system.

Q: Can this pre-filter cover be used in saltwater aquariums?

A: The stainless steel construction offers strong corrosion resistance, making it suitable for use in both freshwater and saltwater (marine) aquarium environments. Regular cleaning is recommended to maintain performance and longevity.

Q: How do I clean the stainless steel intake strainer?

A: Simply remove the strainer from the filter inlet tube and rinse it under running water. For a deeper clean, you can gently scrub the mesh with a soft brush to clear any accumulated debris or algae. It is recommended to clean it regularly during routine tank maintenance.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.