The bio balls provide biological filtration, removing toxic ammonia and nitrite. Great for fresh or saltwater aquarium filtration systems. In the event of excessive buildup, you may gently rinse with water from an established aquarium, if desired.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Design】: Hang on Aquarium Filter is space saving design, convenient to use.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Suitable for】: Fish Tank Accessories suitable for tank, aquarium accessories.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Suitable for】: Fish Tank Accessories suitable for tank, aquarium accessories.
eBay
THEY ALSO NEED A BIT OF CLEANING. Only what is shown in photos is included.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Suitable for】: Fish Tank Accessories suitable for tank, aquarium accessories.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Suitable for】: Fish Tank Accessories suitable for tank, aquarium accessories.
eBay
【Filtration System】: The fish tank filter box provides a continuous filtration system, ensuring your aquarium stays clean for your aquatic pets. 【Suitable for】: Fish Tank Accessories suitable for tank, aquarium accessories.
eBay