About this item Separate Different Types of Fishes: Designed to effectively separate different types of fishes and prevent them from biting each other. Separations of different fish for breeding. Increasing the survival rate of baby fish, isolating diseased fish and aggressive fish High Transparency Material: Made of eco-friendly, non-toxic high transparent acrylic (PMMA), the light transmittance is more than 92%, does not affect the aquarium landscaping and looking, and will make the fish tank more beautiful under the light Easy to Install: You can install it using the suction cup included in the box. It only takes you few minuets to install and it doesn’t occupy too much space, leaving enough room for the other fish to swim around in the tank Prevent Fishes Fight Each Other: It will increase the survival rate of fish by separating the aggressive fish and weak fish to prevent them to fight each other. Build different style of living environment for your fish, build platform, as fish tank bottom filter Product Dimensions: 15.74" x 11.81" (40cm x 30cm ), aperture : 0.2" (5mm); Suitable for aquariums with a width from 15.74" to 17.51". if you have any questions, please feel free to contact us › See more product details