Penn-Plax Smallworld Filter Cartridge, Multicolor (SWF2)

Features

• ADJUSTABLE FILTER: The Small World Fishbowl Under-Gravel Filter Kit is specifically designed for all drum or round bowls with a 4 or larger opening. If filter plate does not fit through the opening, you can break away the outer ring from between 2nd and 3rd levels, allowing for a better adjustments.
• AIR-TECH PUMP: This Kit comes standard with an Air-Tech AT2K0 pump. In addition to being quiet, efficient, and reliable, this air pump is built with a strong motor thats made to last. With silicone polymer flappers, a thick cover, and raised rubber feet, this pump will remain in place.
• BIO FLOSS: In addition to the Carbon, the included media cartridge also contains Bio Floss for physical filtration of larger particulate matter, and biological filtration that optimizes the colonization of anaerobic bacteria.
• TOP-QUALITY CARBON: Supercharged with scientifically formulated Carbon, the media cartridge in this kit absorbs ammonia, nitrites, nitrates, and phosphates in a fast and timely manner, along with removing harmful chemicals and toxins, clearing up discolorations, and reducing foul odors from your fishbowl.
• COMES WITH EVERYTHING YOU NEED: This Kit comes with an Air Pump, Air Tubing, Under-Gravel Filter with Adjustable Base, a Disposable Filter Media Cartridge, an Air Stone, and an Adjustable Flow Valve.