Airline & Air Stones

4mm PVC Aquarium Airline Sold by the metre For example if you require 3 metres, please set the quantity to 3, you will then receive a length of airline that is 3m long 4mm internal diameter and 6mm external diameter  

Air Line Check Valve  An aquarium check valve is a one-way safety device for airline tubing that prevents water from siphoning backward into the air pump during a power outage or if the pump is positioned lower than the aquarium's water...

4" Air Stone Air stones when used with an air pump creates fine bubbles in a fish tank that agitate the water's surface, increasing gas exchange and promoting the absorption of oxygen while releasing carbon dioxide Suits air line that is 4mm...

Air Stones 2" Twin Pack Air stones when used with an air pump creates fine bubbles in a fish tank that agitate the water's surface, increasing gas exchange and promoting the absorption of oxygen while releasing carbon dioxide Suits air line...