Beavorty 10 Pcs Aquarium Bottom Grid Fish Tank Bottom Plate 20 Gallon Fish Tank Underwater Gravel Filter Undergravel Filter System Fish Tanks with Dividers Lower Filter Water Tank - W02912057BSZQHL30HIUJUCBX

• Under gravel filter undergravel filteration-- it is good accessory for breeding large dragon fish, sea fish and making fish tanks. Aquarium bottom plate-- easy to separate - the bottom filter plate can separate fish with different personalities, separate lively fish from quiet fish, and create an independent living environment for fish. 40 gallon tank-- this product is made of pvc material, slightly submerged and has good toughness. Fish tank filter plate-- easy to install and very convenient to use. Under gravel water system-- aquarium tank divider can be spliced at will. good water permeability.