Zhixan Plastic Egg Crate Set, 30x30cm Black Fish Tank Divider (113) for DIY Filtration, Bottom Protection, Aquascaping

【All-in-One Kit No Extra Purchase】Includes 9 grid panels (30x30cm/11.8x11.8 inch) + 18 suction cups + 36 foot pegs + 50 cable ties. Ready to use out of the box, saving time and cost. 【Safe Non-Toxic PVC Material】High-purity PVC, suitable for freshwater/saltwater tanks. No harmful substances released, won’t affect water quality, protecting fish, shrimp, and aquatic plants. 【Effective Fish Isolation】Dense grid design separates sick/aggressive fish, breeding pairs, or fry, preventing fights and increasing survival rate of baby fish. 【DIY Customizable & Easy Installation】Trimmable and spliceable to fit any tank size. Suction cups fix to glass, foot pegs stabilize bottom, cable ties reinforce structures for aquascaping, turtle platforms, or pump isolation. 【Multi-Functional Filtration Support】Works as bottom filter partition to optimize water flow, promote nitrifying bacteria growth, reduce debris buildup, and maintain clear, stable water.