Superfish Airstone Shell Model
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- Brand: SuperFish
- Product Code: Superfish Airstone Shell Model
- Availability: In Stock
- From: £1.99
- Ex Tax: £1.66
The function of an air stone is to supply oxygen to the aquarium. Air Stones degrade over time clogging up with dirt and grime so your air pump will struggle to function properly. it is advisable to replace air stones every year.