Kockney Koi 4mm Airline Black – 30m

This 30-metre length of 4mm black airline is ideal for use in aquariums and ponds with air pumps, air stones, and other air-driven equipment. Made from durable, flexible material, it provides a reliable connection that is easy to route and install.

Key Features:

• 30m length of high-quality 4mm airline
• Suitable for aquarium and pond air systems
• Flexible and easy to handle for simple installation
• Compatible with standard air pumps, air stones, and accessories
• Black colour helps reduce algae growth inside the airline

Perfect for both freshwater and marine setups, this airline is an essential accessory for maintaining healthy oxygen levels and running air-powered equipment in your tank or pond.