Supa Clear Aquarium Airline Tubing, 6 mm (External Diameter) x 4 (Internal 30 metres, Suitable For Connecting Air Pumps, Accessories And Fish Tank Ornaments.

High Quality Aquarium Tubing: Supa Airline Tubing 30m is a high quality tubing designed for use in freshwater or in saltwater aquariums Precise Dimensions: Internal diameter is 4 mm and the external diameter is 6 mm for secure and reliable connections Versatile Connectivity: Use for connecting air pump to all various aquarium accessories such as air operated ornaments and airstones Universal Compatibility: Compatible with all air pumps and air accessories that run 4mm internal/ 6mm external air line UK Manufacturing: Made in the UK Generous Length: Comes in a 30 metre roll providing ample tubing for multiple aquarium setups and configurations Clear Transparent Design: Crystal clear tubing allows for discreet installation and easy monitoring of air flow and potential blockages in your aquarium system