The Lifegard Module System has been reliably maintain thousands of saltwater and freshwater aquariums for almost 70 years. Professional and advanced aquarists have chosen this versatile and efficient system to provide crystal clarity, ease of maintenance, and complete reliability for all sizes of tank. Part of its success is due to the separated module design, which allows for greater individual efficiency and ease of use. Water passes through each module’s function and returns to the tank ready to keep both fish and hobbyist happy. The mechanical filter traps particles from 20 microns down to 5 microns. It is available with a combination mechanical/chemical chamber or stand pipe and cartridge. Replaceable pleats eliminate costly replacement cartridges. The chemical chamber can be used as a biological filter when filled with proper media. Its removable chamber allows for east media replacement. The ultraviolet sterilizer is the most effective method of disease control, allowing ease of bulb replacement due to its four-pin connector. The addition of the energy-efficient Quiet One Pump completes the most reliable aquarium tank system available in the industry.