PVC air hose for aquariums (4 mm & 6 mm)

This high-quality PVC air hose is the ideal choice for aquariums operated with diaphragm pumps, airlifts, air stones, or biofilters. Its flexible yet dimensionally stable construction makes it easy to install and guarantees a reliable air supply in both freshwater and saltwater aquariums.

The material is pollutant-free, durable, and perfectly suited for precise airflow. Thanks to its standardized dimensions (4 mm inner diameter / 6 mm outer diameter, or separate 4 mm & 6 mm versions), the tubing fits almost all common aquarium equipment.

---

✨ Advantages & Features

Universal compatibility – suitable for all common diaphragm pumps, air stones, sponge filters, CO₂ diffusers and airlifts.

High-quality PVC material – flexible, kink-resistant and dimensionally stable

Food-safe and safe for fish – free from harmful substances

– inconspicuous in the aquarium, perfect for hardscape layouts

Easy to cut and lay – custom lengths possible

Odorless – no foreign chemical smell in the aquarium

Available in several sizes:

4 mm (inner diameter) – standard for most aquarium air systems

6 mm (outer)

or as a 4–6 mm variant for universal connection options

Manufacturer: Pet Supplies Petk