4-Pack Silicone Fish Tank Corner Protectors | Aquarium Guard

Keep Your Aquarium Edges Safe & Scratch-Free

Protect the corners of your fish tank with this set of 4 transparent silicone corner protectors. Designed to fit snugly over glass or acrylic aquarium edges, these covers guard against chips, cracks, and accidental bumps — keeping both your tank and the people around it safer every day. Their crystal-clear design means they blend seamlessly with any aquarium setup without affecting its appearance.

Whether you're setting up a new tank or upgrading an existing one, these corner guards are a simple, affordable way to extend the life of your aquarium and maintain a polished look.

Key Features

• Set of 4: One complete set covers all four corners of a standard rectangular aquarium
• Transparent silicone construction: Nearly invisible on the tank — won't distract from your aquascape
• Multiple thickness sizes available: Fits glass thicknesses of 5mm, 5.5mm, 6mm, 8mm, 10mm, 12mm, and 15mm
• Adhesive-free installation: Slides on easily with no glue, no mess, and no residue left behind
• Anti-collision design: Cushions sharp glass corners to help prevent chips and accidental impacts
• Durable & water-resistant: Silicone material holds up in humid aquarium environments without degrading
• Universal compatibility: Suitable for fish tanks, terrariums, reptile enclosures, and other glass display cases

Product Specifications

• Quantity: 4 pcs/set
• Color: Transparent
• Material: Silicone
• Compatible Glass Thickness: 5mm / 5.5mm / 6mm / 8mm / 10mm / 12mm / 15mm
• Country of Origin: Made in China

Package Includes

• 4 × Silicone Aquarium Corner Protectors

Complete Your Aquarium Setup

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Learn more: U.S. Fish and Wildlife Service

Frequently Asked Questions

Q: What sizes of aquarium glass thickness do these fish tank corner protectors fit?

A: These silicone corner protectors are available in sizes to fit glass thicknesses of 5mm, 5.5mm, 6mm, 8mm, 10mm, 12mm, and 15mm. Be sure to measure your tank's glass thickness before ordering to select the correct size.

Q: Do I need glue or adhesive to install these aquarium corner guards?

A: No adhesive is required. The protectors are designed to slip directly onto the corners of your fish tank glass for a secure, residue-free fit. They can be removed and repositioned easily as needed.

Q: Will these corner protectors be visible on my fish tank?

A: The protectors are made from transparent silicone, making them nearly invisible once installed. They won't obstruct the view of your aquascape or clash with your tank's aesthetic.

Q: Are these corner protectors safe for use with fish and aquatic life?

A: Yes. The silicone material is water-resistant and durable, and the protectors sit on the outside corners of the tank glass, so they do not come into direct contact with the water or its inhabitants.

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.