All Penguin® BIO-Wheel® Power Filters deliver easy, three-stage mechanical, chemical and biological aquarium filtration.
Convenient Penguin Rite-Size Filter Cartridges come ready to use with each filter. Ready to mechanically and chemically remove waste, discoloration, and odors. Each contains new faster-acting Black Diamond® Premium Activated Carbon for maximum efficiency. Biological filtration is provided by the revolutionary and patented BIO-Wheel, proven best at removing toxic ammonia and nitrite.
All BIO-Wheel filters feature Noise-Reducing Two-Piece Vented Covers, and Adjustable Mid-Level Intake Strainers.Sizes:
- Penguin 100 - for aquariums up to 20 gallons
- Penguin 150 - for aquariums up to 30 gallons
- Penguin 200 - for aquariums up to 50 gallons
- Penguin 350 - for aquariums up to 75 gallons