One used large Tunze Stream Rock. Approx. dimensions are: 6″ x 10″ x 10″.

Made from white ceramic stone, suitable for fresh water and salt water, for high water throughput. It makes a decorative integration of Tunze Stream circulation pumps in the aquarium.

Tunze Stream Rock is one of the accessories that makes Tunze pumps so easy with which to work. Primarily used to hide Tunze Stream powerheads but can be used to position a pump on the bottom of a tank. Works with all Tunze Stream 6065, 6085, 6125 powerheads.

You can also just use this rock for decorative purpose as it can act as an arch or cave.