These Aquarium Air/Co2 tubing connectors are essential for aquarium, pond, and fish room air systems.

• Designed to fit standard 4mm internal and 6mm external airline tubing used in aquariums and ponds.
• Perfect for silicone or PVC air tubing in freshwater, marine, and pond setups.
• Made from high-grade, durable plastic for long-lasting performance and secure connections.
• Ideal for use with air stones, sponge filters, breeder boxes, and DIY CO2 systems.
• Supports high airflow and prevents leaks in your air distribution system.

Aquarium Air/Co2 tubing connectors are available fittings include: T-connectors, 90-degree elbows, straight connectors, 3-way Y-shapes, and 4-way cross connectors.

Easy to install and remove without damaging tubing or equipment.
Great for custom air setups in fish rooms or large aquarium systems.
Use in conjunction with air pumps, bio-filters, or CO2 injection setups.
Reliable connections ensure stable air or CO2 flow to all your equipment.
Perfect for hobbyists building or maintaining multiple tanks or custom air systems.
Flexible design supports both aquarium and pond use.
Safe for all fish species and plant systems.
Affordable solution to build or expand your air network with confidence.
Compatible with most commercial and DIY aquarium gear.
Simplify and secure your air distribution system with strong, reusable plastic fittings.