Suction Cup for CO₂ Tube 4mm Diameter – Pack of 4

The Suction Cup for CO₂ Tube 4mm Dia (4 Pcs) is a practical accessory designed to secure CO₂ tubing neatly along aquarium glass. These suction cups prevent tubing from floating, bending, or moving, ensuring uninterrupted CO₂ flow and a clean aquascape appearance.

Made from durable, aquarium-safe rubber, the suction cups offer strong grip without damaging glass surfaces. Specifically designed for 4mm CO₂ tubing, they fit snugly and hold tubing firmly in place. Ideal for use with diffusers, drop checkers, and other CO₂ accessories, this pack of 4 provides flexible positioning options for any aquarium size.

Key Features & Benefits

• Designed for 4mm CO₂ tubing

• Keeps CO₂ tubes securely in place

• Strong, reliable suction grip

• Aquarium-safe rubber material

• Easy to install and reposition

• Helps maintain a clean aquascape

Product Specifications

• Product Type: CO₂ Tube Holder

• Tubing Diameter: 4mm

• Material: Aquarium-safe rubber

• Color: Clear / Transparent

• Quantity: 4 Pieces per pack

• Aquarium Type: Freshwater & planted aquariums

Recommended For

• Pressurized CO₂ aquarium systems

• Planted and aquascaped tanks

• Nano to large aquariums

• Organizing CO₂ tubing

• Beginner and advanced aquarists

Usage & Maintenance Notes

• Clean glass surface before attaching

• Press firmly for best suction

• Periodically remove and rinse to maintain grip

• Replace if suction strength reduces over time