Fluval Hang On Breeding Box Large Marina is self-priming and can be

is self-priming and can be quickly installed on the rim of any nano tank

The best small internal aquarium filter not only can keep the tank water clean but also agitates water by making bubbles

All Marineland Penguin BIO-Wheel Power Filters deliver simple

and let sit at room temp until firm

- Transparent acrylic lens

Fluval Hang On Breeding Box Large Marina is self-priming and can beEasily attaching to the side of most aquariums up to 1 thick, the Hang On Breeder Box provides isolated housing for protecting fry, sick weak fish or new fish that require acclimation. Multi functional breeder box Ideal as a hatchery and incubator to help protect new born fry from being eaten (improves survival rate) Provides a safe haven for injured or weak fish Helps acclimate new fish as water circulates throughout box from aquarium Hangs onto