Air line, of course, like the air stones, is essential for any ,aquarium Koi or pond keeper, and allows the air being generated by the Air Pump, to be delivered to the point where it is required ..

Air Line is very cheap and it is always useful to have some on hand at all times, as like many products, it may require replacing from time to time

PLEASE NOTE: Airline of 1/4" - 3/8" bore size is highly recommended in all cases when supplying bottom drains which are equipped with turbo air diffusers - the bore size depends on how far the air line run is to the diffuser drains... the size we normally specify with orders received is the 1/4" ...