Penn-Plax Cascade 500/350 GPH Canister Filter Aquarium Bio Sponge Replacement, 2 Pack

The Penn Plax Cascade 500/350 GPH Canister Filter Aquarium Bio Sponge keeps the water in your aquarium clean and clear. This Cascade filter sponge removes ammonia and nitrites from the water keeping your fish tank healthy; clean; and odor free. This bio sponge also optimizes the colonization of beneficial which prevents cloudy water and excess CO2 which can harm. Made specifically to fit the Cascade 500 Standard and Elite Canister Aquarium Canister Filters; this replacement bio sponge fits securely without gaps that lead to weaknesses in filtration strength. An exact fit keeps debris and contaminants from getting through your filtration system and back into water. Made of a durable poly-fiber; this bio sponge filter is made to last for several months under normal conditions. When used together; the Cascade 500 Filter Model CCF1UL and Cascade 500 filter cartridges provide maximum protection against water pollutants from harming your fish.

• The information below is per-pack only
• Keep your water clean and clear with the replacement bio sponge for use in the Cascade 500 Model CCF1UL and Cascade Elite canister filter models.
• The bio sponge filter removes ammonia and nitrites from your aquarium tank keeping your aquarium clean; healthy; and odor free.
• Perfectly cut to fit into the Cascade 500 filter tray without any gaps which could allow pollutants to re-enter the water.
• Filter sponge optimizes the colonization of beneficial which prevents the water from becoming cloudy and harming fish.
• Genuine Penn Plax replacement cartridge for Cascade 500 models. When used together; the filter and bio sponge provide maximum protection against water pollutants.