【Premium Biological Filter Media】BIOMAX aquarium filter media replacement are specifically designed for Fluval Spec desktop aquariums, providing biological filtration for both freshwater and saltwater tanks. Functioning as the third stage of the biological filtration system, they create a healthy environment for fish
【Effective Filtration】The ring-shaped complex porous structure of the filter media provides a large surface area for efficient filtration of impurities
【Compatibility】for Spec Biomax Rings Filter Media fits for Fluval Spec, Evo and Flex Desktop Aquariums. This premium media provides an ideal colonization environment for beneficial bacteria, fostering a healthier aquarium ecosystem. The 6 pack meets daily needs
【Filtration Performance】Water flow is evenly distributed throughout the media. Bio-max unique shape ensures uniform water flow, maximizing media surface area for efficient filtration
【Easy to Use】Our Bio-max for AC50 Power Filter is simple to replace and install. Replace every 3 months for optimal results, ensuring efficient biological filtration and crystal-clear water