Nature's Way Bluebird Box House w/Viewing Window cichlid bio gold plus mini 5 X harder and stronger

5 X harder and stronger than Cedar or Cypress

It is great for smaller fish tanks up to 25 gallons

Sodium Selenite

Self-priming pump means there is no need to fill the filter basket with water

Customizable bubbling patterns - The air diffuser has a range of bubble patterns to select from

Nature's Way Bluebird Box House w/Viewing Window cichlid bio gold plus mini 5 X harder and strongerMade with insect and rot resistant premium cedar Air vents allow for maximum air ventilation through wall and floor openings Clean out doors provides easy access for cleaning and bird viewing Elevated mesh floor aids in management of blowfly; Durable rust free galvanized wire mesh Stay clear, crack resistant viewing window allows for viewing while protecting the young Predator guard extends entrance hole to protect against predators Predator guard