HIERYAN Pre Filter Sponges Aquarium Accessories Review

Sponge material: The filter sponge is made of high-quality sponge. It is suitable for fresh water and salt water environments. Filtering effect: the pre-filter sponge can help trap particles and debris, provide effective water flow, and reduce clogging, so as to achieve long-term filtration. Sponge size: The inner hole diameter is 16mm / 0.63 inch, please note that these foams are pre-filtered sponges, so there is only one hole. Fish tank accessories: The pre-filter small foam sponge can be quickly and easily connected to the rod of the fish tank intake pipe, thereby preventing smaller from being sucked into the filter. Package includes: 4 X sponges. Please refer to our size chart to make sure it is suitable before buying. If you have any questions, please do not hesitate to contact us, we guarantee to provide quality service.