Premium 4*6mm Clear Aquarium Oxygen Tube – Essential Fish Tank Accessory

Crystal-clear flexible tubing made from high-grade non-toxic PVC, ensuring safe oxygen transfer without water contamination. Precisely engineered 4mm inner diameter and 6mm outer diameter for optimal airflow compatibility with standard air pumps.

Ultra-smooth interior wall design minimizes airflow resistance, maximizing bubble output efficiency. Reinforced structure resists kinking and cracking even with prolonged underwater use.

Ideal for creating oxygen-rich environments in freshwater/reef tanks, hatcheries, or hydroponic systems. Seamlessly connects to air stones, filters, and protein skimmers. Sold by global wholesale leader with factory-direct pricing for bulk orders.

Professional aquarists" choice – upgrade your aquatic ecosystem with industrial-grade reliability at unbeatable wholesale rates.