Increase the efficiency of your skimmer with a new airstone. It is wooden and really should be replaced every month if not sooner for best results in your nano cube HQI tank. 2 pack
Wooden Airstone Measures Approx
- Required For proper diffusion of particulate matter in any saltwater aquarium with a protein skimmer.
- This works in many brands of units but was specificically made to fit the demanding spae of the 28 nanocube
- Replace Every month for best results on your cube or tank
- NOTE MANY OTHER BRANDS WILL NOT FIT THIS Protein SKIMMER
- This stone is 3" by 1/2 and comes in a 2 pack
