Aquatop Forza Carbon Cartridge for FZ9UV or FZ5 lid multiply this number by the

multiply this number by the volume of water in the system to get the daily dosage required (ml) to maintain a stable [K+]

and we are privately-owned so our operating expenses are expectedly-higher than those of many of our competitors

Tank Size - Up to 315 gallons

as with all Brightwell Aquatics water care products

Aquatop Forza Carbon Cartridge for FZ9UV or FZ5 lid multiply this number by theReplacement Carbon Cartridge for the Forza FZ9 UV AQUATOP's Replacement Carbon Insert for the FORZA Series Canister Filter. Insert is filled with AQUATOP's own high quality Carbon for maximum effectiveness. Outer layer is made of a strong poly fiber to mechanically filter out large dirt and debris. Extremely easy to use and install.