Oase Optimax 500 aquariums ADA Aqua Gravel is a

ADA Aqua Gravel is a natural river gravel which will not alter the PH of the aquarium water

if you choose to keep fish

Shrimp setups

Mixed size pieces

Maximum head height: 1

Oase Optimax 500 aquariums ADA Aqua Gravel is aOase Optimax 500 Aquarium Pump Proper movement: Ideal for efficient water circulation or for operating an aquarium filter Easy to adjust: The water flow rate can be easily adjusted Area of application: Only for use inside the aquarium and underwater Efficient: Particularly efficient water supply Compact design: The OptiMax 300 and 500 are particularly easy to conceal Suction holders for mounting in place Oase Optimax 500 Aquarium Pump Specifications