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Easy-to use biological filter for tropical aquarium fishAquarium filter sponge for efficient biological filtrationGreat biological filter for breeding or spawning aquariumsThese filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Each requires an air pump and airline tubing, sold separately. Oxygen Plus Bio-Filter 6 measures 4-3/4" x 9-7/16" high and is for aquariums up to 110 gallons. Oxygen Plus Bio-Filter 7 measures 4-1/2" 7-1/4" high and is for aquariums up to 50 gallons.

Easy-to use biological filter for tropical aquarium fishAquarium filter sponge for efficient biological filtrationGreat biological filter for breeding or spawning aquariumsThese filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Each requires an air pump and airline tubing, sold separately. Up to 65 gallons. Oxygen Plus Bio-Filter 8 measures 2-3/4" x 9" high.

Easy-to use biological filter for tropical aquarium fishAquarium filter sponge for efficient biological filtrationGreat biological filter for breeding or spawning aquariumsThese filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Each requires an air pump and airline tubing, sold separately. Up to 65 gallons. Oxygen Plus Bio-Filter 8 measures 2-3/4" x 9" high.

Easy-to use biological filter for tropical aquarium fishAquarium filter sponge for efficient biological filtrationGreat biological filter for breeding or spawning aquariumsThese filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Each requires an air pump and airline tubing, sold separately. Up to 25 gallons. Oxygen Plus Bio-Filter 9 measures 3-1/8" x 5-1/2" high.

Easy-to use biological filter for tropical aquarium fishAquarium filter sponge for efficient biological filtrationGreat biological filter for breeding or spawning aquariumsThese filters allow you to cultivate nitrifying bacteria for superb biological filtration. Great for fry aquariums and brine shrimp hatcheries because they prevent young fry from being trapped in the filter media. Operates silently, creating numerous minute bubbles for increased oxygen flow. Each requires an air pump and airline tubing, sold separately. Up to 25 gallons. Oxygen Plus Bio-Filter 9 measures 3-1/8" x 5-1/2" high.

Perfect for small desktop aquariums Makes water crystal clear This compact and powerful filter lets you stretch the capacity of desktop aquariums up to 5 gallons, delivering chemical, mechanical and biological filtration in a mere 3" x 3-1/2" x 5" high unit. Extremely quiet, filters 16 gph using only 4 watts. Replacement filter pads sold below.

Perfect for small desktop aquariums Makes water crystal clear This compact and powerful filter lets you stretch the capacity of desktop aquariums up to 5 gallons, delivering chemical, mechanical and biological filtration in a mere 3" x 3-1/2" x 5" high unit. Extremely quiet, filters 16 gph using only 4 watts. Replacement filter pads sold below.

Perfect for small desktop aquariums Makes water crystal clear This compact and powerful filter lets you stretch the capacity of desktop aquariums up to 5 gallons, delivering chemical, mechanical and biological filtration in a mere 3" x 3-1/2" x 5" high unit. Extremely quiet, filters 16 gph using only 4 watts. Replacement filter pads sold below.

Hurry Sale ends February 8th, 2010. Premium activated carbon for fresh and saltwater aquariums Large pellet size prevents compaction for efficient chemical filtration Removes dissolved pollutants for clean, clear and healthy aquariums Quality activated carbon for optimal removal of dissolved organic waste materials. Large pellet size won't compact or restrict water flow for efficient chemical filtration. Also removes colors, odors and pollutants to keep aquarium fish and invertebrates healthy. The high absorption capacity is achieved by a wide range and quantity of internal pore sizes. For fresh or saltwater aquariums. Use with a media bag.Please click on "More Information" for directions for use.

Promotes total water circulation.adjustable mid-level intake. the intake strainer keeps depris from fouling the impeller

Product Details
3/4 inch strainer- pkg 2. easy to install.
2 pack