Biorb Air Stone

Description

 

The Replacement Airstone by BiOrb is a replacement airstone which can be gently inserted into your aquarium filters one way valve.

Airstones are designed to gradually diffuse oxygen into the tank, helping to eliminate the noise and large bubbles of conventional filtration systems.Each Airstone Pack includes:1 x Replacement Airstones;Replacement Instructions.Your airstone should be replaced every 4-8 weeks after which their effectiveness diminishes as calcification occurs due to the hard water in your aquariums.Approximate Dimensions (Product): 3.7 x 1 x 1cm