Aquarium air stone with check valve

The aquarium air stone with check valve have many advantage over the common aquarium air stone:

1.The check valve can prevent the water flow reversal .when the air pump stop work .Use this kind of air stone,you put the air pump at any places.

2.Prevent the air stone hole are blocked .

3.Stainless steel spring,Never gettin rusty in the water.

4.Silica gel lining,environmental sanitation.

Aquarium air stone series:

A:Mineral sand air stones:

B.High temperature sintering bubble stone series:

C:Air stone with check valve:

D:Mineral sand scattered article gas:

Aquaculture aerator:

Color bubbles stone.Unpick and washing:

Led bubbles in the stone:

Aquarium air stone with check valve: