SKU: AS-04TRP AQUATOP AS-04TRP 4 Inch Trapezoid Airstone

Easy to use Air Stone. Simply attach to air pump using airline tubing and place in your desired location within your aquarium. May be buried under gravel.

Features:

Increases surface agitation & oxygenation

Helps release carbon dioxide build-up

Fits standard airline tubing

For use in all aquariums