Transform your aquarium setup with this versatile 8-inch lid and cover solution. Perfect for both fish tanks and terrariums, this plastic grid panel features an egg crate design that provides essential ventilation while keeping your aquatic pets secure. The grid pattern allows for easy customization, making it ideal for various tank configurations. The cover includes mounting brackets for stable placement on your aquarium's glass edges. This practical design helps reduce water evaporation and prevents fish from jumping while maintaining proper airflow. The durable plastic construction is lightweight yet sturdy, making maintenance and cleaning straightforward. Whether you're setting up a new tank or upgrading your current setup, this cover offers functionality without compromising visibility into your aquatic world.