Reverse Osmosis

The RO3 Reverse Osmosis Aquarium Filter 75GPD with DI Resin is a complete 4-stage water purification system that removes up to 95–98% of dissolved impurities for ultra-pure aquarium water. Supplied with a 75 GPD membrane, deionisation stage, and all installation accessories, it is ideal for freshwater and marine aquariums as well as household and laboratory use. Its quick-connect fittings ensure easy installation and convenient maintenance.