The Lee's Premium Disposable Carbon Cartridge (2-Pack) (Model No. 13023) is a replacement chemical filtration insert designed specifically for Lee's Under gravel Filters.
These drop-in cartridges attach directly to the exhaust elbow atop under gravel filter uplift tubes to provide secondary chemical filtration. Filled with high-grade, virgin activated carbon, they remove dissolved organic waste, water discoloration, odors, and harmful toxins from aquarium water before it circulates back into the tank.
Compatibility: Fits Lee's Premium, Original, and Economy under gravel filter uplift elbows.
Filter Media: High-grade activated carbon (contains double the activated carbon volume of Lee's standard cartridges).
Function: Chemical filtration targeting tannins, odor-causing compounds, chlorine, and organic impurities.
Installation: Tool-free snap-in disposable cartridge.
Quantity: 2 disposable cartridges per blister pack.
Recommended Replacement: Every 2 to 4 weeks, or whenever water discoloration/odor reappears.
The Lee's Premium Disposable Carbon Cartridge (2-Pack) (Model No. 13023) is a replacement chemical filtration insert designed specifically for Lee's Under gravel Filters.
These drop-in cartridges attach directly to the exhaust elbow atop under gravel filter uplift tubes to provide secondary chemical filtration. Filled with high-grade, virgin activated carbon, they remove dissolved organic waste, water discoloration, odors, and harmful toxins from aquarium water before it circulates back into the tank.
Compatibility: Fits Lee's Premium, Original, and Economy under gravel filter uplift elbows.
Filter Media: High-grade activated carbon (contains double the activated carbon volume of Lee's standard cartridges).
Function: Chemical filtration targeting tannins, odor-causing compounds, chlorine, and organic impurities.
Installation: Tool-free snap-in disposable cartridge.
Quantity: 2 disposable cartridges per blister pack.
Recommended Replacement: Every 2 to 4 weeks, or whenever water discoloration/odor reappears.
